Updated mediawiki/extensions
Project: mediawiki/extensions/VisualEditor  8b3de827cb971c1f499a15e2e1f472607c14e2ab

Use .done()/.fail() instead of 'success'/'error'

'success' and 'error' are deprecated.

Also make all generateContents() promises abortable.

Change-Id: I8f95e9386f7749e635ce3715389896a0ccdb7523