Updated mediawiki/extensions
Project: mediawiki/extensions/Translate  83288713f92ad2f4da7ea2db54e3cedef87ab3c7

Using 4 spaces instead of tab character in python files

It's highly discourged by the standards [1]

[1]: http://legacy.python.org/dev/peps/pep-0008/#tabs-or-spaces

Change-Id: I80306e4994f84de5a9af62af0b49fae6fe4234ab