Updated mediawiki/extensions
Project: mediawiki/extensions/MobileFrontend  2e26e0599df50dada0334ed449bb719a0e4663bf

Update cc-by-sa image and menu images

New assets from Vibha. Also, this makes all the hires menu icons
48x48px.

Change-Id: I1c9e07fde73aa3c722103d0c528a8a1f53f5735e