Updated mediawiki/extensions
Project: mediawiki/extensions/MobileFrontend  93f771ac222d864e9b85779bd03c76079af23bc7

Use $wgResourceModuleSkinStyles for Minerva's core style overrides

Goes with If82556a4 in core. Depends on Ica4ff969 in core.

Change-Id: I30c8ce13742784d456f55a2de86d326d27e7ce6b