Update references to Facebook to meet Branding Guidelines
Issue #1593174 by torotil, srjosh: Fixed Drush.make file in module causes infinite recursion.
Issue #1517346 by saitanay: Fixed Incorrect Settings page URL in README.txt.
Issue #1526338 by dcoulombe: Fixed The facebook's language code is not working.
Bug: we in fact do not need break
Bug: forgot a 'break' in switch
Fix coding standard (cont.)
Fix coding standard
Issue #982918 by earthday47 | friedenz: Added login with facebook in register form.
Remove mention to the optional libraries module in README
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