Updated mediawiki/extensions
Project: mediawiki/extensions/MobileFrontend  aadb1fcfa9c4deb82cedc12b9b5bbc303d000447
null
remove some cruft (code hygiene)

add the clear search button in javascript rather than in html
markup since it requires js to work
Change-Id: I84dde29defbbffd182ab6d4644fdfcc080935ad2