first pass at PromoteImageReviewTask
Merge remote-tracking branch 'origin/dev' into jobqueue-promoteimagereviewtask
update PromoteImageReviewTask.class.php to have separate tasks per targetWikiId. upload method verified to work from Special:Promote
remove message about not being able to remove image in dev
Merge remote-tracking branch 'origin/dev' into jobqueue-promoteimagereviewtask
change to use the same instantiation method
use fully qualified namespace names
MultiTask -> move - move article to new one
Merge remote-tracking branch 'origin/dev' into jobqueue-promoteimagereviewtask

Conflicts:
	maintenance/wikia/fixes/fixVisualizationImage.php
Merge remote-tracking branch 'origin/PLA-1552-specialpromote-cache-problem' into jobqueue-promoteimagereviewtask
remove putting command output in my home dir. oops.
Merge remote-tracking branch 'origin/dev' into jobqueue-migration
enabling PromoteImageReviewTask
Merge remote-tracking branch 'origin/dev' into jobqueue-migration
Merge remote-tracking branch 'origin/dev' into jobqueue-promoteimagereviewtask
PLATFORM-75 Migrate `UpdateSpecialPagesTask`

This does not have an `isModern` toggle because it is a manually invoked
task.
whitespace
PLATFORM-75 Use DB specific error class
pull request feedback
Merge pull request #3800 from Wikia/jobqueue-promoteimagereviewtask

PromoteImageReviewTask