Updated mediawiki/extensions
Project: mediawiki/extensions/MobileFrontend  7522e41aca8bff6bde04238d512a64c6bb428651

Regression: Exit talk after a successful save of a new topic

Currently takes you back to parent overlay and it looks like nothing
was added. appendSection function looks broken so removing for time
being

Change-Id: Iee10d9a4eec4d750b5dbb800cb10dc8b68314e66