Updated mediawiki/extensions
Project: mediawiki/extensions/MobileFrontend  ff45d6eb40cbd0eb4418f954f4e7e78a5d1393f6

QA: Updated Ruby gems

We need page-object 1.0 because it has better debugging. We need it for
making Wikimedia Jenkins jobs green.

Paired with: Chris McMahon

Change-Id: Ie87bbdc290eda2b10fb2efe10097e7b2db26a29d