feat: Namespace.get/set_Pattern ( Fixes #1137 )

Author: StartAutomating

docs/Namespace/get_Pattern.md

@@ -0,0 +1,15 @@
+Namespace.get_Pattern()
+-----------------------
+
+### Synopsis
+Gets the namespace pattern.
+
+---
+
+### Description
+
+Gets the pattern of a namespace object.
+
+If we already have a cached .Pattern, return it.
+
+---