Mobile Theme: Update the theme tags
On style.css by change width terms to layout as per http://core.trac.wordpress.org/changeset/26711
Props @lancewillett
Mobile Theme: Fix translation call.
Translation function should use context function.
See #9
Props @jeherve, @deckerweb
Sharing: Use the proper translation function.
Fixes #9, props @jeherve, @deckerweb