Change-Id: Ibaa1252d2741b54a1dbeb7e4fac5502b2a41eb4d
Change-Id: I9ac5810365b3fb5704e158b8a7387ef6ef07c453
This is the final step of the process described at <https://www.mediawiki.org/wiki/Separating_skins_from_core_MediaWiki>. Corresponding core change: Idfc38503. Change-Id: I84fcf7ce6385b8323544cafe6912a00f1886d20d