feat: Template.DoLoop.py / Until.py ( Fixes #929, Fixes #939 )

Adding Until and making documentation more consistent.

Author: StartAutomating

docs/Template.DoLoop.py.md

@@ -67,7 +67,10 @@ By default, zero
 ### Notes
 There is not a proper `do` loop in Python, so we have to be a little creative.
 
-This will produce a while loop where the `-InitialCondition` should always be true, and,
+This will produce a while loop where the `-InitialCondition` should always be true,
+and the `-Condition` will be checked at the end of each loop.
+
+If the `Condition` is false, then the loop will break.
 
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