Updated mediawiki/extensions
Project: mediawiki/extensions/BlameMaps  5e5765004b6943e65a98d0c58e9667a819b91d84

Fixup a few MW related issues

- Prefixes and table options to mysql tables
- Undefined variable
- Documenation

Change-Id: Ic62569319e385dcb4b319f75d4bc632e835bd6c5