add function to get pagenames without namespace

wikibot.py

@@ -5,6 +5,17 @@ import re
 import datetime
 
 
+def strip_namespace(full_name):
+    """Returns the pure pagename without namespace
+	If a namespace withoput pagename is given like "n1:n2:" then the last namespace is returned 
+	"""
+    split = full_name.split(":")
+    if len(split) > 1 and split[-1] == "":
+        return split[-2]
+    else:
+        return split[-1]
+
+
 def move_page(original_page, new_page, delete=False):
     """Moves a page, updates link to new page and flags or deletes the old one"""
     with Proxy(config.WIKI_API_URL) as proxy: