DAR-2758 | Zid in lazy rail

Conflicts:
	extensions/wikia/AssetsManager/config.php
DAR-2398 | Zid rail - fixed achievements
DAR-2398 | newer zid
DAR-2398 | AdminDashboard rail into 2 columns when there are at least 2 modules
DAR-2398 | RR in columns on AdminDasboard css bugfix
DAR-2398 | RR in columns, changed initialization moment
DAR-2398 | RR columns fixes after CR
DAR-2398 | Zid update for iPads
DAR-2398 | RR in columns bugfix for rails without css
DAR-2398 | RR in columns bugfix for rails without css
Merge remote-tracking branch 'origin/dev' into DAR-2398
DAR-2983 | The order of columns is not constant when resizing
Merge remote-tracking branch 'origin/dev' into DAR-2398

Conflicts:
	extensions/wikia/AssetsManager/config.php
Upgrade jquery.zid to 0.9
DAR-2983 | Add explanation
DAR-2983 | Add better explanation
JSLINT
Merge pull request #2133 from Wikia/DAR-2398

DAR-2398 | Column based layout for RR under the content