Add watch functions to module state

salt/states/module.py

@@ -14,6 +14,22 @@ data with the argument m_name.
 import salt.state
 
 
+def wait(name, **kwargs):
+    '''
+    Run a single module function only if the watch statement calls it
+
+    name
+        The module function to execute
+
+    **kwargs
+        Pass any arguments needed to execute the function
+    '''
+    return {'name': name,
+            'changes': {},
+            'result': True,
+            'comment': ''}
+
+
 def run(name, **kwargs):
     '''
     Run a single module function
@@ -102,3 +118,5 @@ def run(name, **kwargs):
     ret['result'] = True
     ret['changes']['ret'] = mret
     return ret
+
+mod_watch = run