DAR-1991 | Special:Promote enabled in all langs

https://wikia-inc.atlassian.net/browse/DAR-1991
https://wikia-inc.atlassian.net/browse/DAR-1992
https://wikia-inc.atlassian.net/browse/DAR-1993

Special:promote now will be enabled in all languages. ImageReview process stays the same on langs that have Corporate Wiki. If there is no corp wiki for specified lang images are uploaded without ImageReview process.

This change enables Mobile team to fetch images for all wikis in GameGuides.

Please do not merge if you aren't A-team member :)
This pull request is connected with https://github.com/Wikia/config/pull/204