Updated mediawiki/extensions
Project: mediawiki/extensions/MobileFrontend  3332f1d37b52c1a603515ce0f620b4ea297bbfa7

QA: Add browser tests for ajax pages

Also enable ajax loading on Firefox so that this can be tested
in browser tests.

Note once test is marked as wip and thus fails

Change-Id: I64c70678309d74a9bb542df80d04e310a93e8b8c