feat: Namespace.get_Variable ( Fixes #1144 )

Author: StartAutomating

docs/Namespace/get_Variable.md

@@ -0,0 +1,16 @@
+Namespace.get_Variable()
+------------------------
+
+### Synopsis
+Gets the variables in the namespace.
+
+---
+
+### Description
+
+Gets all the variables in the namespace.
+
+These are all the variables where the name matches the pattern of the namespace, 
+or the `.Value.pstypenames` match the pattern of the namespace.
+
+---