feat: Namespace.get_Command ( Fixes #1146 )

Author: James Brundage

Types/Namespace/get_Command.ps1

@@ -0,0 +1,15 @@
+<#
+.SYNOPSIS
+    Gets the commands in the namespace.
+.DESCRIPTION
+    Gets all the commands in the namespace.
+
+    That is, all aliases, cmdlets, and functions.
+#>
+if (-not $this.Pattern) { return }
+
+@(
+    $this.Alias
+    $this.Cmdlet
+    $this.Function    
+) -ne $null