RTL lang fixes!

RTL fixes for toc text alignment and selection indicator, more
menu button, history, saved pages and article history.

Change-Id: I919ffec5efe06013e761f5d5783dc2810af1caf4
Rtl fixes for search results and lang selector.

Change-Id: I0ee121e1c7f0db79fd3c5e71041885f6718a9c82
Rtl fixes for edit workflow, sign-in, acct creation & captcha.

Change-Id: Ib225186ab1a1be54909603180bbe008f545673b9