diff --git a/.kitchen.yml b/.kitchen.yml
index 102988a..886b4f1 100644
--- a/.kitchen.yml
+++ b/.kitchen.yml
@@ -46,6 +46,11 @@ platforms:
       run_command: /sbin/init
       provision_command:
         - yum install -y upstart
+  - name: amazon-2
+    driver_config:
+      image: amazonlinux:2
+      platform: rhel
+      run_command: /usr/lib/systemd/systemd
   - name: ubuntu-18.04
     driver_config:
       run_command: /lib/systemd/systemd
@@ -83,12 +88,14 @@ suites:
   - name: py2-git-2017.7
     provisioner:
       salt_version: 2017.7
+    excludes:
+      - arch
   - name: py2-git-2018.3
     provisioner:
       salt_version: 2018.3
-  - name: py2-git-fluorine
+  - name: py2-git-2019.2
     provisioner:
-      salt_version: fluorine
+      salt_version: 2019.2
   - name: py2-git-develop
     provisioner:
       salt_version: develop
diff --git a/.travis.yml b/.travis.yml
index 331b9a1..7232546 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -20,6 +20,7 @@ env:
   - PLATFORM=centos-7
   - PLATFORM=centos-6
   - PLATFORM=amazon-1
+  - PLATFORM=amazon-2
   - PLATFORM=ubuntu-1804
   - PLATFORM=ubuntu-1604
   - PLATFORM=ubuntu-1404
diff --git a/AUTHORS.rst b/AUTHORS.rst
index cd7c28f..c0a444a 100644
--- a/AUTHORS.rst
+++ b/AUTHORS.rst
@@ -38,11 +38,13 @@ Megan Wilhite               Ch3LL                  megan.wilhite@gmail.com
 Chris Rebert                cvrebert               chris.rebert@hulu.com
 Chris Buechler              cbuechler              cmb@pfsense.org
 Christer Edwards            cedwards
+Christian McHugh            mchugh19
 Clark Perkins               iclarkperkins          clark.perkins@digitalreasoning.com
 Dag Viggo Lokøen            dagvl                  dag.viggo@lokoen.org
 Dan Mick                    dmick                  dan.mick@inktank.com
 Daniel Poelzleithner        poelzi
 Daniel Wallace              gtmanfred              danielwallace@gtmanfred.com
+Darko Cerdic                darkocerdic
 David J. Felix              DavidJFelix
 denmat                      denmat
 Denys Havrysh               vutny                  denys.gavrysh@gmail.com
@@ -77,6 +79,7 @@ Jasper Lievisse Adriaanse   jasperla               jasper@humppa.nl
 JD                          decomposite
 Jeff Hui                    jeffh                  jeff@jeffhui.net
 Jeff Strunk                 jstrunk
+Jorge Schrauwen             sjorge                 sjorge@blackdot.be
 Juan A. Moyano              wincus                 wincus.public@gmail.com
 Justin Anderson             justinta               justin.ta@outlook.com
 Justin Findlay              jfindlay               jfindlay@gmail.com
@@ -94,6 +97,7 @@ Marcus Furlong              furlongm               furlongm@gmail.com
 Mark Lee                    malept
 markgaylard                 markgaylard
 Matt Black                  mafrosis
+Matt McKinnon               ripesensor
 Matthew Garrett             cingeyedog             matt@clemson.edu
 Matthew Mead-Briggs         mattmb
 Matthew Richardson          mrichar1
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 11614af..ec421fd 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -140,7 +140,9 @@ key to your GitHub account. Once these steps are completed, the commit signing
 verification will look like the example in GitHub's
 [GPG Signature Verification feature announcement](https://github.com/blog/2144-gpg-signature-verification).
 
-## Release Cadence
+## Release Information
+
+### Release Cadence
 
 There is no defined release schedule for the bootstrap script at this time.
 Typically, SaltStack's release team determines when it would be good to release
@@ -154,6 +156,21 @@ Timing the release usually involves an analysis of the following:
 - Fixes needed for inclusion in an upcoming version of [Salt](https://github.com/saltstack/salt)
 - Length of time since the last bootstrap release
 
+### Release Process
+
+The release process consists of the following steps:
+
+1. Merge in any outstanding PRs that are ready.
+1. Add new contributors to the [AUTHORS](https://github.com/saltstack/salt-bootstrap/blob/develop/AUTHORS.rst) file.
+1. Update the [ChangeLog](https://github.com/saltstack/salt-bootstrap/blob/develop/ChangeLog).
+1. Update the version number in the bootstrap script. The version number is date-based, `<year.month.day>`.
+   For example, version `2018.08.15` was released on August 15, 2018.
+1. Merge the `develop` branch into the `stable` branch.
+1. Update `bootstrap.saltstack.com` with the new stable release. The checksum on the
+   [README page](https://github.com/saltstack/salt-bootstrap/blob/develop/README.rst)
+   should also be updated.
+1. Merge the new stable release into [Salt](https://github.com/saltstack/salt).
+
 ## Adding Support for Other Operating Systems
 
 The following operating systems are detected, but Salt and its dependency
diff --git a/ChangeLog b/ChangeLog
index 551c497..b7b623b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,15 +1,23 @@
 Version TBD (In Progress on the Develop Branch):
 
+Version 2019.01.08:
+    * use official amazon linux 2 repo for amazon linux 2 (mchugh19) #1287
+    * Add release info to applicable docs (rallytime) #1292
+    * Modify wait_for_apt function (ripesensor) #1291
+    * Add support for LinuxMint 19 (darkocerdic) #1289
+    * FIX #1237 SmartOS should use pkgin show-deps (sjorge) #1283
+    * Fedora: Reduce DNF calls to 2 during install_dep phase (The-Loeki) #1278
+
 Version 2018.08.15:
-    * Add tests using kitchen-salt #1279
-    * Add python-futures to Py2 installs #1279
+    * Add tests using kitchen-salt (gtmanfred) #1279
+    * Add python-futures to Py2 installs (gtmanfred) #1279
 
 Version 2018.08.13:
     * Fedora Py3 fixes (The-Loeki) #1273
     * Handle commented lines in the requirements files for pip pkgs (rallytime) #1271
     * Remove typo: extra 'c' was accidentally added in #1269 (rallytime) #1270
     * [Arch] Add python2-futures to list of pkgs on git install (rallytime) #1269
-    * Fix undefined variable warn_msg on amd64 (alexandruavadanii) #1268 
+    * Fix undefined variable warn_msg on amd64 (alexandruavadanii) #1268
     * SLES12SP changed packages git to git-core and libzmq3 to libzmq4 (mfapouw) #1266
     * Add opensuse 15 specific installation functions (rallytime) #1263
     * Remove support for openSUSE Leap 42.2 (rallytime) #1262
@@ -353,10 +361,10 @@ Version 2015.05.04:
     * Add Debian 8 support. Thanks Matt Black(mafrosis)
     * Improve Debian version parsing. Thanks Mark Lee(malept)
     * Make sure we update packages list one Chris Lea's PPA repository is added.
-    * Hard code the Debian Squeeze backports to the DE mirror since the main repository is down.  
+    * Hard code the Debian Squeeze backports to the DE mirror since the main repository is down.
     Thanks @panticz. #589.
     * Only install git if not already installed. #560
-    * Fix openSUSE 13.2 where we need to pass --replaceflags. Thanks Roman Inflianskas(rominf).  
+    * Fix openSUSE 13.2 where we need to pass --replaceflags. Thanks Roman Inflianskas(rominf).
     #504.
     * Make sure that a recent enough requests package is installed in Debian/Ubuntu.
     * Install tornado on git installs for the develop branch if necessary. #580
@@ -372,11 +380,11 @@ Version 2015.02.28:
     * Fix Debian backports repository.
 
 Version 2015.02.27:
-    * Try other tools besides wget when downloading the COPR repo file. Thanks Ronald van 
+    * Try other tools besides wget when downloading the COPR repo file. Thanks Ronald van
     Zantvoort(The-Loeki)
-    * No need to install packages from the Unstable repository for debian, use backports. Thanks 
+    * No need to install packages from the Unstable repository for debian, use backports. Thanks
     Ari Aosved(devaos)
-    * Fix an issue in CentOS where the syndic package wasn't being installed(since it's now a 
+    * Fix an issue in CentOS where the syndic package wasn't being installed(since it's now a
     separate package). Thanks Ronald van Zantvoort(The-Loeki)
     * Enable the server-optionals repository for RHEL >= 7
     * RHEL/CentOS 5 now uses the COPR repository. #533
@@ -424,33 +432,33 @@ Version 2014.09.09:
         * Complete `salt-api` services checking. #450
 
 Version 2014.08.30:
-    * Skip service checks for `salt-api`, since this should be an opt-in service not necessarily 
+    * Skip service checks for `salt-api`, since this should be an opt-in service not necessarily
     meant to start at boot time.
     * Distro Support Fixes:
-        * Also install the salt-api service on RHEL based distributions for git based 
+        * Also install the salt-api service on RHEL based distributions for git based
         installations.
         * Properly detect Arch Linux when lsb-release is available
         * Updated the URL for EPEL 7
 
 Version 2014.08.23:
     * Avoid redirect breakage when installing EPEL with rpm on RHEL 5
-    * Ensure python-apt is installed by the bootstrap script for Debian & Ubuntu minions. Thanks 
+    * Ensure python-apt is installed by the bootstrap script for Debian & Ubuntu minions. Thanks
     @garethgreenaway.
     * Don't shallow clone on git versions lower than 1.7.10
     * Only shallow clone on git tag based installations
     * Configurable Salt repository clone directory for git based installations
     * Distro Support Fixed:
         * Fixed the URL to download EPEL for Cent 5
-        * Use the full path to the `chkconfig` binary when checking for services in SysV init 
+        * Use the full path to the `chkconfig` binary when checking for services in SysV init
         systems.
-        * Fixed an issue where the default sleep period(3 secs) on Ubuntu would cause a race 
-        condition with upstart wherein the package installation would call an upstart start and 
-        before it could complete, bootstrap would call another. The result was *two* copies of salt 
-        running which ended up causing a most stubborn bug that's documented in 
+        * Fixed an issue where the default sleep period(3 secs) on Ubuntu would cause a race
+        condition with upstart wherein the package installation would call an upstart start and
+        before it could complete, bootstrap would call another. The result was *two* copies of salt
+        running which ended up causing a most stubborn bug that's documented in
         https://github.com/saltstack/salt/issues/12248
 
 Version 2014.07.29:
-    * Shallow clone Salt's repository for speed improvements. In case of failure, resume old 
+    * Shallow clone Salt's repository for speed improvements. In case of failure, resume old
     behaviour.
     * Fixed bug introduced in 0577622 when salt-api service install and checks were added
     * Distro Support Fixed:
@@ -459,7 +467,7 @@ Version 2014.07.29:
 Version 2014.07.27:
     * Amazon Linux AMI 2010.xx is not explicitly not supported.
     * Install the `salt-api` scripts if available when the `salt-master` is also installed.
-    * Added support for a configurable sleep time when starting, restarting and checking for 
+    * Added support for a configurable sleep time when starting, restarting and checking for
     enabled services.
     * Drop the `tsflags` requirement for RHEL and RHEL based distributions.
     * When sorting release files, oracle-release has higher priority than redhat-release.
@@ -470,10 +478,10 @@ Version 2014.07.27:
         * CentOS 7 now uses systemd and the script now properly handles it
         * systemd in openSUSE 12.2 complains if service does not contain `.service``
         * Properly detect openSUSE using `lsb_release
-        * SLES 11 SP3 ships with both python-M2Crypto-0.22.* and python-m2crypto-0.21 and we will 
-        be asked which we want to install, even with --non-interactive. Let's try to install the 
+        * SLES 11 SP3 ships with both python-M2Crypto-0.22.* and python-m2crypto-0.21 and we will
+        be asked which we want to install, even with --non-interactive. Let's try to install the
         higher version first and then the lower one in case of failure.
-        * Allow some extra time on RHEL for the optionals repo check in case the repository 
+        * Allow some extra time on RHEL for the optionals repo check in case the repository
         subscription is being managed externally.
 
 Version 2014.06.30:
@@ -494,7 +502,7 @@ Version 2014.06.21:
 
 Version 2014.06.19:
     * Allow passing the master address as an environment variable, `BS_SALT_MASTER_ADDRESS`
-    * Fixed an issue with the keys pre-seed. We were passing absolute paths where we only needed 
+    * Fixed an issue with the keys pre-seed. We were passing absolute paths where we only needed
     basenames.
     * Added HTTP proxy configuration support. Thanks Giuseppe Iannello(gianello),
     * Distro Support Added:
@@ -507,14 +515,14 @@ Version 2014.06.19:
 Version 2014.04.16:
     * Fixed a bug for RHEL 6 based distributions where yum-utils was not getting installed.
     * Added minor version check for RHEL 6 optional channel.
-    * Added quotes around "apache-libcloud>=$_LIBCLOUD_MIN_VERSION" for proper version requirements 
+    * Added quotes around "apache-libcloud>=$_LIBCLOUD_MIN_VERSION" for proper version requirements
     handling.
     * Install the python 'requests' package which is now a hard dependency in Salt.
-    * When installing from a user defined repository add the official one as a remote and fetch 
+    * When installing from a user defined repository add the official one as a remote and fetch
     its tags for proper versioning.
     * Distro Support Fixed:
         * CentOS netinstall ISO's don't install `chkconfig`
-        * Improved RHEL optional repository detection. This allows user repository usage, which 
+        * Improved RHEL optional repository detection. This allows user repository usage, which
         don't need the optional repository support since they usually provide their packages.
     * Distro Support Added:
         * Oracle Linux
@@ -525,7 +533,7 @@ Version 2014.03.10-1:
         * Fix the Debian services running function
 
 Version 2014.03.10:
-    * Debian based distributions which don't use upstart now also check if the salt services are 
+    * Debian based distributions which don't use upstart now also check if the salt services are
     enabled.
     * Distro Support Fixed:
         * RedHat based distributions now have a proper services enabled checker.
@@ -544,25 +552,25 @@ Version 2014.02.19:
         * Fixed Fedora Git based installations(git was not being installed)
 
 Version 2014.02.18:
-    * Debian based distribution now get a warning stating that NOT starting daemons does not work 
+    * Debian based distribution now get a warning stating that NOT starting daemons does not work
     as supposed, mainly because that's the Debian policy.
-    * Fix bug introduced when implementing the master ip flag. The default minion includes 
+    * Fix bug introduced when implementing the master ip flag. The default minion includes
     directory is `minion.d`, not `minion.conf.d`
 
 Version 2014.02.16:
-    * The script now allows setting up the salt-master address as a separate configuration file by 
+    * The script now allows setting up the salt-master address as a separate configuration file by
     passing `-A` to the script.
-    * Add support to install apache-libcloud by passing the `-L` flag. In some distribution it's 
-    also needed to pass `-P` because the minimal apache-libcloud version is `0.14.0`. This support 
+    * Add support to install apache-libcloud by passing the `-L` flag. In some distribution it's
+    also needed to pass `-P` because the minimal apache-libcloud version is `0.14.0`. This support
     is still missing for FreeBSD and SmartOS.
-    * Fixed an issue when copying or moving files. We now test to see if the destination is a 
-    directory and create a full path from that so that the "do not override" logic works as 
+    * Fixed an issue when copying or moving files. We now test to see if the destination is a
+    directory and create a full path from that so that the "do not override" logic works as
     supposed. #294.
     * Allow passing additional package names to install while installing Salt's dependencies. #262
-    * Pass the salt configuration directory, default or from environment variable to the setup.py 
+    * Pass the salt configuration directory, default or from environment variable to the setup.py
     script for git based installations. #305
     * Distro Support Fixed:
-        * FreeBSD `fetch` now has a notion of insecure certificates. Handle this properly. Thank 
+        * FreeBSD `fetch` now has a notion of insecure certificates. Handle this properly. Thank
         You Mike Carlson(m87carlson).
         * Arch, openSUSE and SuSE are now upgradable when the `-U` flag is passed.
         * Force overwrites now works for existing init.d scripts on CentOS git installations. #259
@@ -577,7 +585,7 @@ Version 1.5.10:
     * Salt no longer has the master branch in git, install from develop as default.
     * Installing from Git on Red Hat based distributions now also needs `yum-utils` installed.
     * Allow the script to use a different git repository to install from.
-    * Fixed a bug where a branch name with dashes would be wrongly detected as an option to the 
+    * Fixed a bug where a branch name with dashes would be wrongly detected as an option to the
     script.
     * Default to secure file downloads(if any).
     * Distro Support Fixed:
@@ -588,23 +596,23 @@ Version 1.5.9:
     * Allow to not start the daemons after bootstrapping salt. This will allow `vagrant-lxc`
     installations,  `debootstrap*`, etc, to finish properly. Thanks Henrik Holmboe (holmboe).
     * Distro Support Fixed:
-        * Salt >= 0.17 requires ElementTree which is on the python standard library after python 
+        * Salt >= 0.17 requires ElementTree which is on the python standard library after python
         2.6 but openSUSE split that into a separate package.
         * Fixed a logic preventing proper Ubuntu bootstrapping on some situations.
 
 Version 1.5.8:
-    * Fixed an Ubuntu regression. `add-apt-repository` is only available on 
+    * Fixed an Ubuntu regression. `add-apt-repository` is only available on
     `software-properties-common` after 12.10, inclusive. Thanks Diego Woitasen(diegows)
 
 Version 1.5.7:
-    * For RedHat based distributions which rely on `epel`, the user can now pass `testing` to the 
+    * For RedHat based distributions which rely on `epel`, the user can now pass `testing` to the
     script and `epel-testing` shall be used to bootstrap salt and it's dependencies.
-    * No full system upgrades, if optional by the distribution, shall be done unless `-U` is passed 
-    to the bootstrap script(required upgrade procedures must exist on the script, currently Debian 
+    * No full system upgrades, if optional by the distribution, shall be done unless `-U` is passed
+    to the bootstrap script(required upgrade procedures must exist on the script, currently Debian
     and RedHat based distributions support system upgrades).
     * Fixed an issue where passing BS_KEEP_TEMP_FILES=1 to the script was causing an error. #206.
-    * Switched FreeBSD default packages repository to PCBSD(http://www.pcbsd.org) and added 
-    multiple repository support to install salt from the SaltStack's FreeBSD repository.  Thanks 
+    * Switched FreeBSD default packages repository to PCBSD(http://www.pcbsd.org) and added
+    multiple repository support to install salt from the SaltStack's FreeBSD repository.  Thanks
     Christer Edwards(cedwards).
     * Improved Gentoo Support. Thanks Elias Probst(eliasp).
     * Stop execution soon for end of life distributions or non supported distribution versions.
@@ -612,7 +620,7 @@ Version 1.5.7:
         * Fixed an unbound variable while bootstraping Gentoo.
         * Fixed CentOS/RHEL 5.
         * Fixed crypto++ compilation. Thanks Kenneth Wilke(KennethWilke)!
-        * Fixed FreeBSD git installations not pointing to the proper salt configuration directory, 
+        * Fixed FreeBSD git installations not pointing to the proper salt configuration directory,
         which on FreeBSD is '/usr/local/etc/salt'.
         * Fixed testing installation for Red Hat based distributions. Thanks Jeff Strunk(jstrunk)
         * Fixed wrong package name on Arch. Thanks Niels Abspoel(aboe76)
@@ -620,23 +628,23 @@ Version 1.5.7:
         * Fixed SmartOS installation. Thanks Matthieu Guegan(mguegan).
 
 Version 1.5.6:
-    * If there's a `grains` file on the provided temporary configuration directory, move it to the 
+    * If there's a `grains` file on the provided temporary configuration directory, move it to the
     proper place while moving the minion configuration file.
-    * Gentoo bootstraps can now use a bin host to provide binary packages, just set the 
+    * Gentoo bootstraps can now use a bin host to provide binary packages, just set the
     `BS_GENTOO_USE_BINHOST` environment variable.
-    * If `BS_KEEP_TEMP_FILES=1` is found on the environment, the script will copy the files instead 
+    * If `BS_KEEP_TEMP_FILES=1` is found on the environment, the script will copy the files instead
     of moving them.
-    * There were still some `mv` and `cp` occurrences which were not using their `{move,copy}file` 
-    replacements which ended up on now respecting the "Do not override existing configuration" 
+    * There were still some `mv` and `cp` occurrences which were not using their `{move,copy}file`
+    replacements which ended up on now respecting the "Do not override existing configuration"
     feature.
     * Distro Support Fixed:
         * Arch now upgrades it's system package properly as suggested on their mailing list.
-        * Arch now moves back any configuration files provided by the user renamed by pacman on the 
+        * Arch now moves back any configuration files provided by the user renamed by pacman on the
         installation process.
-        * Fixed SmartOS detection(was being detected as Solaris) and bootstrapping. Fixed SmartOS 
+        * Fixed SmartOS detection(was being detected as Solaris) and bootstrapping. Fixed SmartOS
         different gcc package names for different package sets.
         * Fixed FreeBSD git based installations(no rc.d scripts were available).
-        * Fixed FreeBSD not re-evaluating the `PKI_DIR` variable since the `SALT_ETC_DIR` was 
+        * Fixed FreeBSD not re-evaluating the `PKI_DIR` variable since the `SALT_ETC_DIR` was
         redefined.
     * Distro Support Added:
         * Linux Mint. Thanks Alex Van't Hof(alexvh)!
@@ -649,7 +657,7 @@ Version 1.5.5:
     * Debian installations now use SaltStack's repository.
     * Configuration files can now be passed as an URL to a compressed file. Thanks Geoff Garside!
     * Distro Support Fixed:
-        * Debian's optional ZMQ3 support was fixed (libzmq3 has moved from experimental to 
+        * Debian's optional ZMQ3 support was fixed (libzmq3 has moved from experimental to
         unstable).
         * Ubuntu Lucid Daily PPA
         * SmartOS no longer ignores $SALT_ETC_DIR. Matthieu Guegan!
@@ -664,10 +672,10 @@ Version 1.5.5:
 
 Version 1.5.4:
     * Fixed an issue we had when /proc/cpuinfo had more than one CPU. Detected on AMD CPUs.
-    * OpenSUSE 12.3 uses lsb_release. Fix the returned distro name "openSUSE project" to "openSUSE" 
+    * OpenSUSE 12.3 uses lsb_release. Fix the returned distro name "openSUSE project" to "openSUSE"
     which the script handles.
     * Added an custom move function which will only override if required and if we permit it.
-    * Implemented the necessary function to pre-seed minion keys on a salt master as an optional 
+    * Implemented the necessary function to pre-seed minion keys on a salt master as an optional
     argument.
     * Distro Support Fixed:
         * FreeBSD (Don't let the script fail if PACKAGESITE is not set)
@@ -683,7 +691,7 @@ Version 1.5.3:
     * Fixed `config_salt()`
     * Distro Support Fixed:
         * EPEL-based installations (CentOS, Amazon Linux, RedHat)
-        * SuSE/OpenSUSE (problem running the script twice, ie, existing `devel_languages_python` 
+        * SuSE/OpenSUSE (problem running the script twice, ie, existing `devel_languages_python`
         repository)
         * SuSE 11 SP1 (pip based install and config trigger)
     * Distro Support Added:
@@ -705,7 +713,7 @@ Version 1.5.1:
     * Improved unittesting.
     * Starting daemons.
     * Make sure that daemons are really running.
-    * For the users to make the choice if installing from PIP (if required since there aren't system 
+    * For the users to make the choice if installing from PIP (if required since there aren't system
     pacakges).
     * Fixed salt's git cloning when the salt git tree is already present on the system.
     * Distro Support Fixed:
diff --git a/LICENSE b/LICENSE
index 552a71d..31ccb14 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,6 +1,6 @@
    Salt Bootstrap - Generic Salt Bootstrap Script
 
-   Copyright 2012-2017 Salt Stack (saltstack.org)
+   Copyright 2012-2019 SaltStack (saltstack.com)
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
@@ -13,4 +13,3 @@
    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    See the License for the specific language governing permissions and
    limitations under the License.
-
diff --git a/README.rst b/README.rst
index 1138886..65c1a03 100644
--- a/README.rst
+++ b/README.rst
@@ -28,6 +28,7 @@ sum** of the downloaded ``bootstrap-salt.sh`` file.
 
 The SHA256 sum of the ``bootstrap-salt.sh`` file, per release, is:
 
+- 2018.08.15: ``6d414a39439a7335af1b78203f9d37e11c972b3c49c519742c6405e2944c6c4b``
 - 2018.08.13: ``98284bdc2b5ebaeb619b22090374e42a68e8fdefe6bff1e73bd1760db4407ed0``
 - 2018.04.25: ``e2e3397d6642ba6462174b4723f1b30d04229b75efc099a553e15ea727877dfb``
 - 2017.12.13: ``c127b3aa4a8422f6b81f5b4a40d31d13cec97bf3a39bca9c11a28f24910a6895``
@@ -43,6 +44,9 @@ Contributing
 The Salt Bootstrap project is open and encouraging to code contributions. Please review the
 `Contributing Guidelines`_ for information on filing issues, fixing bugs, and submitting features.
 
+The `Contributing Guidelines`_ also contain information about the Bootstrap release cadence and
+process.
+
 Examples
 --------
 
@@ -321,7 +325,7 @@ UNIX systems
 
 **SunOS**:
 
-- SmartOS
+- SmartOS (2015Q4 and later)
 
 Unsupported Distributions
 -------------------------
diff --git a/bootstrap-salt.sh b/bootstrap-salt.sh
index c3af792..d52abe2 100755
--- a/bootstrap-salt.sh
+++ b/bootstrap-salt.sh
@@ -1,4 +1,9 @@
 #!/bin/sh -
+
+# WARNING: Changes to this file in the salt repo will be overwritten!
+# Please submit pull requests against the salt-bootstrap repo:
+# https://github.com/saltstack/salt-bootstrap
+
 #======================================================================================================================
 # vim: softtabstop=4 shiftwidth=4 expandtab fenc=utf-8 spell spelllang=en cc=120
 #======================================================================================================================
@@ -18,7 +23,7 @@
 #======================================================================================================================
 set -o nounset                              # Treat unset variables as an error
 
-__ScriptVersion="2018.08.15"
+__ScriptVersion="2019.01.08"
 __ScriptName="bootstrap-salt.sh"
 
 __ScriptFullName="$0"
@@ -585,14 +590,14 @@ elif [ "$ITYPE" = "stable" ]; then
     if [ "$#" -eq 0 ];then
         STABLE_REV="latest"
     else
-        if [ "$(echo "$1" | grep -E '^(latest|1\.6|1\.7|2014\.1|2014\.7|2015\.5|2015\.8|2016\.3|2016\.11|2017\.7|2018\.3)$')" != "" ]; then
+        if [ "$(echo "$1" | grep -E '^(latest|1\.6|1\.7|2014\.1|2014\.7|2015\.5|2015\.8|2016\.3|2016\.11|2017\.7|2018\.3|2019\.2)$')" != "" ]; then
             STABLE_REV="$1"
             shift
         elif [ "$(echo "$1" | grep -E '^([0-9]*\.[0-9]*\.[0-9]*)$')" != "" ]; then
             STABLE_REV="archive/$1"
             shift
         else
-            echo "Unknown stable version: $1 (valid: 1.6, 1.7, 2014.1, 2014.7, 2015.5, 2015.8, 2016.3, 2016.11, 2017.7, 2018.3, latest, \$MAJOR.\$MINOR.\$PATCH)"
+            echo "Unknown stable version: $1 (valid: 1.6, 1.7, 2014.1, 2014.7, 2015.5, 2015.8, 2016.3, 2016.11, 2017.7, 2018.3, 2019.2, latest, \$MAJOR.\$MINOR.\$PATCH)"
             exit 1
         fi
     fi
@@ -1269,6 +1274,7 @@ __ubuntu_derivatives_translation() {
     linuxmint_13_ubuntu_base="12.04"
     linuxmint_17_ubuntu_base="14.04"
     linuxmint_18_ubuntu_base="16.04"
+    linuxmint_19_ubuntu_base="18.04"
     linaro_12_ubuntu_base="12.04"
     elementary_os_02_ubuntu_base="12.04"
     neon_16_ubuntu_base="16.04"
@@ -1632,7 +1638,8 @@ __check_end_of_life_versions() {
 
         amazon*linux*ami)
             # Amazon Linux versions lower than 2012.0X no longer supported
-            if [ "$DISTRO_MAJOR_VERSION" -lt 2012 ]; then
+            # Except for Amazon Linux 2, which reset the major version counter
+            if [ "$DISTRO_MAJOR_VERSION" -lt 2012 ] && [ "$DISTRO_MAJOR_VERSION" -gt 10 ]; then
                 echoerror "End of life distributions are not supported."
                 echoerror "Please consider upgrading to the next stable. See:"
                 echoerror "    https://aws.amazon.com/amazon-linux-ami/"
@@ -1797,24 +1804,32 @@ __function_defined() {
 #                 process is finished so the script doesn't exit on a locked proc.
 #----------------------------------------------------------------------------------------------------------------------
 __wait_for_apt(){
-    echodebug "Checking if apt process is currently running."
-
     # Timeout set at 15 minutes
     WAIT_TIMEOUT=900
 
-    while ps -C apt,apt-get,aptitude,dpkg >/dev/null; do
-        sleep 1
-        WAIT_TIMEOUT=$((WAIT_TIMEOUT - 1))
+    # Run our passed in apt command
+    "${@}"
+    APT_RETURN=$?
 
-        # If timeout reaches 0, abort.
-        if [ "$WAIT_TIMEOUT" -eq 0 ]; then
-            echoerror "Apt, apt-get, aptitude, or dpkg process is taking too long."
-            echoerror "Bootstrap script cannot proceed. Aborting."
-            return 1
-        fi
+    # If our exit code from apt is 100, then we're waiting on a lock
+    while [ $APT_RETURN -eq 100 ]; do
+      echoinfo "Aware of the lock. Patiently waiting $WAIT_TIMEOUT more seconds..."
+      sleep 1
+      WAIT_TIMEOUT=$((WAIT_TIMEOUT - 1))
+
+      # If timeout reaches 0, abort.
+      if [ "$WAIT_TIMEOUT" -eq 0 ]; then
+          echoerror "Apt, apt-get, aptitude, or dpkg process is taking too long."
+          echoerror "Bootstrap script cannot proceed. Aborting."
+          return 1
+      else
+          # Try running apt again until our return code != 100
+	  "${@}"
+    	  APT_RETURN=$?
+      fi
     done
 
-    echodebug "No apt processes are currently running."
+    return $APT_RETURN
 }
 
 #---  FUNCTION  -------------------------------------------------------------------------------------------------------
@@ -1823,8 +1838,7 @@ __wait_for_apt(){
 #    PARAMETERS:  packages
 #----------------------------------------------------------------------------------------------------------------------
 __apt_get_install_noinput() {
-    __wait_for_apt
-    apt-get install -y -o DPkg::Options::=--force-confold "${@}"; return $?
+    __wait_for_apt apt-get install -y -o DPkg::Options::=--force-confold "${@}"; return $?
 }   # ----------  end of function __apt_get_install_noinput  ----------
 
 
@@ -1833,8 +1847,7 @@ __apt_get_install_noinput() {
 #   DESCRIPTION:  (DRY) apt-get upgrade with noinput options
 #----------------------------------------------------------------------------------------------------------------------
 __apt_get_upgrade_noinput() {
-    __wait_for_apt
-    apt-get upgrade -y -o DPkg::Options::=--force-confold; return $?
+    __wait_for_apt apt-get upgrade -y -o DPkg::Options::=--force-confold; return $?
 }   # ----------  end of function __apt_get_upgrade_noinput  ----------
 
 
@@ -1844,11 +1857,10 @@ __apt_get_upgrade_noinput() {
 #    PARAMETERS:  url
 #----------------------------------------------------------------------------------------------------------------------
 __apt_key_fetch() {
-    __wait_for_apt
     url=$1
 
     # shellcheck disable=SC2086
-    apt-key adv ${_GPG_ARGS} --fetch-keys "$url"; return $?
+    __wait_for_apt apt-key adv ${_GPG_ARGS} --fetch-keys "$url"; return $?
 }   # ----------  end of function __apt_key_fetch  ----------
 
 
@@ -2633,8 +2645,7 @@ __install_saltstack_ubuntu_repository() {
 
     __apt_key_fetch "$SALTSTACK_UBUNTU_URL/SALTSTACK-GPG-KEY.pub" || return 1
 
-    __wait_for_apt
-    apt-get update || return 1
+    __wait_for_apt apt-get update || return 1
 }
 
 install_ubuntu_deps() {
@@ -2646,8 +2657,7 @@ install_ubuntu_deps() {
 
         __enable_universe_repository || return 1
 
-        __wait_for_apt
-        apt-get update || return 1
+        __wait_for_apt apt-get update || return 1
     fi
 
     __PACKAGES=''
@@ -2703,8 +2713,7 @@ install_ubuntu_stable_deps() {
     # No user interaction, libc6 restart services for example
     export DEBIAN_FRONTEND=noninteractive
 
-    __wait_for_apt
-    apt-get update || return 1
+    __wait_for_apt apt-get update || return 1
 
     if [ "${_UPGRADE_SYS}" -eq $BS_TRUE ]; then
         if [ "${_INSECURE_DL}" -eq $BS_TRUE ]; then
@@ -2724,8 +2733,7 @@ install_ubuntu_stable_deps() {
 }
 
 install_ubuntu_git_deps() {
-    __wait_for_apt
-    apt-get update || return 1
+    __wait_for_apt apt-get update || return 1
 
     if ! __check_command_exists git; then
         __apt_get_install_noinput git-core || return 1
@@ -3032,8 +3040,7 @@ __install_saltstack_debian_repository() {
 
     __apt_key_fetch "$SALTSTACK_DEBIAN_URL/SALTSTACK-GPG-KEY.pub" || return 1
 
-    __wait_for_apt
-    apt-get update || return 1
+    __wait_for_apt apt-get update || return 1
 }
 
 install_debian_deps() {
@@ -3044,8 +3051,7 @@ install_debian_deps() {
     # No user interaction, libc6 restart services for example
     export DEBIAN_FRONTEND=noninteractive
 
-    __wait_for_apt
-    apt-get update || return 1
+    __wait_for_apt apt-get update || return 1
 
     if [ "${_UPGRADE_SYS}" -eq $BS_TRUE ]; then
         # Try to update GPG keys first if allowed
@@ -3164,8 +3170,7 @@ install_debian_8_git_deps() {
                 /etc/apt/sources.list.d/backports.list
         fi
 
-        __wait_for_apt
-        apt-get update || return 1
+        __wait_for_apt apt-get update || return 1
 
         # python-tornado package should be installed from backports repo
         __PACKAGES="${__PACKAGES} python-backports.ssl-match-hostname python-tornado/jessie-backports"
@@ -3415,36 +3420,33 @@ install_debian_check_services() {
 #
 
 install_fedora_deps() {
+    if [ "$_UPGRADE_SYS" -eq $BS_TRUE ]; then
+        dnf -y update || return 1
+    fi
+
+    __PACKAGES="${__PACKAGES:=}"
     if [ -n "$_PY_EXE" ] && [ "$_PY_MAJOR_VERSION" -eq 3 ]; then
         # Packages are named python3-<whatever>
         PY_PKG_VER=3
-        __PACKAGES="python3-m2crypto python3-PyYAML"
+        __PACKAGES="${__PACKAGES} python3-m2crypto python3-PyYAML"
     else
         PY_PKG_VER=2
-        __PACKAGES="m2crypto"
+        __PACKAGES="${__PACKAGES} m2crypto"
         if [ "$DISTRO_MAJOR_VERSION" -ge 28 ]; then
           __PACKAGES="${__PACKAGES} python2-pyyaml"
         else
           __PACKAGES="${__PACKAGES} PyYAML"
        fi
     fi
-
-    __PACKAGES="${__PACKAGES} procps-ng dnf-utils libyaml python${PY_PKG_VER}-crypto python${PY_PKG_VER}-jinja2"
+    __PACKAGES="${__PACKAGES} dnf-utils libyaml procps-ng python${PY_PKG_VER}-crypto python${PY_PKG_VER}-jinja2"
     __PACKAGES="${__PACKAGES} python${PY_PKG_VER}-msgpack python${PY_PKG_VER}-requests python${PY_PKG_VER}-zmq"
-
-    # shellcheck disable=SC2086
-    dnf install -y ${__PACKAGES} || return 1
-
-    if [ "$_UPGRADE_SYS" -eq $BS_TRUE ]; then
-        dnf -y update || return 1
-    fi
-
     if [ "${_EXTRA_PACKAGES}" != "" ]; then
         echoinfo "Installing the following extra packages as requested: ${_EXTRA_PACKAGES}"
-        # shellcheck disable=SC2086
-        dnf install -y ${_EXTRA_PACKAGES} || return 1
     fi
 
+    # shellcheck disable=SC2086
+    dnf install -y ${__PACKAGES} ${_EXTRA_PACKAGES} || return 1
+
     return 0
 }
 
@@ -3494,36 +3496,38 @@ install_fedora_git_deps() {
         PY_PKG_VER=2
     fi
 
+    __PACKAGES="${__PACKAGES:=}"
     if [ "$_INSECURE_DL" -eq $BS_FALSE ] && [ "${_SALT_REPO_URL%%://*}" = "https" ]; then
-        dnf install -y ca-certificates || return 1
+        __PACKAGES="${__PACKAGES} ca-certificates"
+    fi
+    if ! __check_command_exists git; then
+        __PACKAGES="${__PACKAGES} git"
+    fi
+    if [ "$_INSTALL_CLOUD" -eq $BS_TRUE ]; then
+        __PACKAGES="${__PACKAGES} python${PY_PKG_VER}-libcloud python${PY_PKG_VER}-netaddr"
+    fi
+    __PACKAGES="${__PACKAGES} python${PY_PKG_VER}-systemd"
+
+    # Fedora 28+ ships with tornado 5.0+ which is broken for salt on py3
+    # https://github.com/saltstack/salt-bootstrap/issues/1220
+    if [ "${PY_PKG_VER}" -lt 3 ] || [ "$DISTRO_MAJOR_VERSION" -lt 28 ]; then
+        __PACKAGES="${__PACKAGES} python${PY_PKG_VER}-tornado"
     fi
 
     install_fedora_deps || return 1
 
-    if ! __check_command_exists git; then
-        dnf install -y git || return 1
-    fi
-
     __git_clone_and_checkout || return 1
 
-    __PACKAGES="python${PY_PKG_VER}-systemd"
+    # Fedora 28+ needs tornado <5.0 from pip
+    # https://github.com/saltstack/salt-bootstrap/issues/1220
     if [ "${PY_PKG_VER}" -eq 3 ] && [ "$DISTRO_MAJOR_VERSION" -ge 28 ]; then
         __check_pip_allowed "You need to allow pip based installations (-P) for Tornado <5.0 in order to install Salt on Python 3"
         grep tornado "${_SALT_GIT_CHECKOUT_DIR}/requirements/base.txt" | while IFS='
 '         read -r dep; do
             "${_PY_EXE}" -m pip install "${dep}" || return 1
         done
-    else
-        __PACKAGES="${__PACKAGES} python${PY_PKG_VER}-tornado"
     fi
 
-    if [ "$_INSTALL_CLOUD" -eq $BS_TRUE ]; then
-        __PACKAGES="${__PACKAGES} python${PY_PKG_VER}-libcloud python${PY_PKG_VER}-netaddr"
-    fi
-
-    # shellcheck disable=SC2086
-    dnf install -y ${__PACKAGES} || return 1
-
     # Let's trigger config_salt()
     if [ "$_TEMP_CONFIG_DIR" = "null" ]; then
         _TEMP_CONFIG_DIR="${_SALT_GIT_CHECKOUT_DIR}/conf/"
@@ -4681,6 +4685,138 @@ install_amazon_linux_ami_git_deps() {
     return 0
 }
 
+install_amazon_linux_ami_2_git_deps() {
+    if [ "$_INSECURE_DL" -eq $BS_FALSE ] && [ "${_SALT_REPO_URL%%://*}" = "https" ]; then
+        yum -y install ca-certificates || return 1
+    fi
+
+    PIP_EXE='pip'
+    if __check_command_exists python2.7; then
+        if ! __check_command_exists pip2.7; then
+            __yum_install_noinput python2-pip
+        fi
+        PIP_EXE='/bin/pip'
+        _PY_EXE='python2.7'
+    fi
+
+    install_amazon_linux_ami_2_deps || return 1
+
+    if ! __check_command_exists git; then
+        __yum_install_noinput git || return 1
+    fi
+
+    __git_clone_and_checkout || return 1
+
+    __PACKAGES=""
+    __PIP_PACKAGES=""
+
+    if [ "$_INSTALL_CLOUD" -eq $BS_TRUE ]; then
+        __check_pip_allowed "You need to allow pip based installations (-P) in order to install apache-libcloud"
+        __PACKAGES="${__PACKAGES} python27-pip"
+        __PIP_PACKAGES="${__PIP_PACKAGES} apache-libcloud>=$_LIBCLOUD_MIN_VERSION"
+    fi
+
+    if [ -f "${_SALT_GIT_CHECKOUT_DIR}/requirements/base.txt" ]; then
+        # We're on the develop branch, install whichever tornado is on the requirements file
+        __REQUIRED_TORNADO="$(grep tornado "${_SALT_GIT_CHECKOUT_DIR}/requirements/base.txt")"
+        if [ "${__REQUIRED_TORNADO}" != "" ]; then
+            __PACKAGES="${__PACKAGES} ${pkg_append}-tornado"
+        fi
+    fi
+
+    if [ "${__PACKAGES}" != "" ]; then
+        # shellcheck disable=SC2086
+        __yum_install_noinput ${__PACKAGES} || return 1
+    fi
+
+    if [ "${__PIP_PACKAGES}" != "" ]; then
+        # shellcheck disable=SC2086
+        ${PIP_EXE} install ${__PIP_PACKAGES} || return 1
+    fi
+
+    # Let's trigger config_salt()
+    if [ "$_TEMP_CONFIG_DIR" = "null" ]; then
+        _TEMP_CONFIG_DIR="${_SALT_GIT_CHECKOUT_DIR}/conf/"
+        CONFIG_SALT_FUNC="config_salt"
+    fi
+
+    return 0
+}
+
+install_amazon_linux_ami_2_deps() {
+    # Shim to figure out if we're using old (rhel) or new (aws) rpms.
+    _USEAWS=$BS_FALSE
+    pkg_append="python"
+
+    if [ "$ITYPE" = "stable" ]; then
+        repo_rev="$STABLE_REV"
+    else
+        repo_rev="latest"
+    fi
+
+    if echo $repo_rev | grep -E -q '^archive'; then
+        year=$(echo "$repo_rev" | cut -d '/' -f 2 | cut -c1-4)
+    else
+        year=$(echo "$repo_rev" | cut -c1-4)
+    fi
+
+    if echo "$repo_rev" | grep -E -q '^(latest|2016\.11)$' || \
+            [ "$year" -gt 2016 ]; then
+       _USEAWS=$BS_TRUE
+       pkg_append="python"
+    fi
+
+    # We need to install yum-utils before doing anything else when installing on
+    # Amazon Linux ECS-optimized images. See issue #974.
+    __yum_install_noinput yum-utils
+
+    # Do upgrade early
+    if [ "$_UPGRADE_SYS" -eq $BS_TRUE ]; then
+        yum -y update || return 1
+    fi
+
+    if [ $_DISABLE_REPOS -eq $BS_FALSE ] || [ "$_CUSTOM_REPO_URL" != "null" ]; then
+        __REPO_FILENAME="saltstack-repo.repo"
+
+        base_url="$HTTP_VAL://${_REPO_URL}/yum/redhat/7/\$basearch/$repo_rev/"
+        base_url="$HTTP_VAL://${_REPO_URL}/yum/amazon/2/\$basearch/latest/"
+        gpg_key="${base_url}SALTSTACK-GPG-KEY.pub
+        ${base_url}base/RPM-GPG-KEY-CentOS-7"
+        repo_name="SaltStack repo for Amazon Linux 2.0"
+
+        # This should prob be refactored to use __install_saltstack_rhel_repository()
+        # With args passed in to do the right thing.  Reformatted to be more like the
+        # amazon linux yum file.
+        if [ ! -s "/etc/yum.repos.d/${__REPO_FILENAME}" ]; then
+          cat <<_eof > "/etc/yum.repos.d/${__REPO_FILENAME}"
+[saltstack-repo]
+name=$repo_name
+failovermethod=priority
+priority=10
+gpgcheck=1
+gpgkey=$gpg_key
+baseurl=$base_url
+_eof
+        fi
+
+    fi
+
+    # Package python-ordereddict-1.1-2.el6.noarch is obsoleted by python26-2.6.9-2.88.amzn1.x86_64
+    # which is already installed
+    __PACKAGES="m2crypto ${pkg_append}-crypto ${pkg_append}-jinja2 PyYAML"
+    __PACKAGES="${__PACKAGES} ${pkg_append}-msgpack ${pkg_append}-requests ${pkg_append}-zmq"
+    __PACKAGES="${__PACKAGES} ${pkg_append}-futures"
+
+    # shellcheck disable=SC2086
+    __yum_install_noinput ${__PACKAGES} || return 1
+
+    if [ "${_EXTRA_PACKAGES}" != "" ]; then
+        echoinfo "Installing the following extra packages as requested: ${_EXTRA_PACKAGES}"
+        # shellcheck disable=SC2086
+        __yum_install_noinput ${_EXTRA_PACKAGES} || return 1
+    fi
+}
+
 install_amazon_linux_ami_stable() {
     install_centos_stable || return 1
     return 0
@@ -4715,6 +4851,41 @@ install_amazon_linux_ami_testing_post() {
     install_centos_testing_post || return 1
     return 0
 }
+
+install_amazon_linux_ami_2_stable() {
+    install_centos_stable || return 1
+    return 0
+}
+
+install_amazon_linux_ami_2_stable_post() {
+    install_centos_stable_post || return 1
+    return 0
+}
+
+install_amazon_linux_ami_2_restart_daemons() {
+    install_centos_restart_daemons || return 1
+    return 0
+}
+
+install_amazon_linux_ami_2_git() {
+    install_centos_git || return 1
+    return 0
+}
+
+install_amazon_linux_ami_2_git_post() {
+    install_centos_git_post || return 1
+    return 0
+}
+
+install_amazon_linux_ami_2_testing() {
+    install_centos_testing || return 1
+    return 0
+}
+
+install_amazon_linux_ami_2_testing_post() {
+    install_centos_testing_post || return 1
+    return 0
+}
 #
 #   Ended Amazon Linux AMI Install Functions
 #
@@ -5336,7 +5507,8 @@ install_openbsd_restart_daemons() {
 #   SmartOS Install Functions
 #
 install_smartos_deps() {
-    pkgin -y install zeromq py27-crypto py27-m2crypto py27-msgpack py27-yaml py27-jinja2 py27-zmq py27-requests || return 1
+    smartos_deps="$(pkgin show-deps salt | grep '^\s' | grep -v '\snot' | xargs) py27-m2crypto"
+    pkgin -y install "${smartos_deps}" || return 1
 
     # Set _SALT_ETC_DIR to SmartOS default if they didn't specify
     _SALT_ETC_DIR=${BS_SALT_ETC_DIR:-/opt/local/etc/salt}