Revert "Revert "removing unused extension extensions/Translate""

This reverts commit 1070e0f96e5a569ea80d615b0953350fa581fafa.
Revert "Revert "removing unused extension Contest""

This reverts commit a9fac8c1d094934ee1bbfdd1a2a6e6c1c1e7905a.
Revert "Revert "removing unused extension extensions/CentralAuth""

This reverts commit db8bb76ad4306d3bf64873083fa65ed70cddcbb2.
ADEN-1132 Added wgAdDriverUseEbay to DefaultSettigns
Video (VID-1543): Screenplay - stop ingesting movie trailers
Fix whitespace
CE-764 Show "Promote Image Review" tool on Special:SpecialPages

This page was unlisted and had no i18n message. Enable listing the page
and add an `en` and `qqq` message for the tool name.
ADEN-1132 eBay prototype module styles
CON-1074 | max z-index change
ADEN-1132 Removed ebay-before-comments logic
CON-1074 | Zindex change fix
CON-1074 | Zindex change fix
ADEN-1132 Refactor eBay logo SVG
PLA-1418 make guards against cheating review system more relaxed
aah double tab looked so natural for some reason :)
Merge branch 'VideoSprint48' into VID-1543
Merge branch 'jobqueue' into jobqueue-migration
VID-1655 moving videos module styles into the extension
VID-1655 removing some old videos module css and adding block grid styling for small browsers
VID-1655 updating comment