Directionality support/1.18 deployment

Some coordination for directionality support after deployment of MediaWiki 1.18.


 * 19-20 Sept:
 * test2 — ok


 * 21-22 Sept:
 * simplewiki — ok
 * simplewiktionary — ok
 * usabilitywiki — ok
 * strategywiki — RTL gadget deleted
 * One issue I found was Special:Gadgets so the Gadgets extension would need some fixes.. SPQRobin 15:44, 25 September 2011 (UTC)
 * mediawikiwiki — MediaWiki:Common.css fixed; class="mw-content-rtl" added to some translation pages (example)
 * hewikisource — ok


 * 26-27 Sept:
 * metawiki
 * enwikiquote
 * enwikibooks
 * betawikiversity
 * eowiki
 * nlwiki
 * incubatorwiki


 * 4-5 Oct:
 * remaining wikis