[Issue#209][WIP]Salma added a ar_extended
[MC] Salma fixed new.html.erb
Merge branch 'rolling_master' of https://github.com/MGhanem/smartsoft-13 into rolling_master
[issue #86] [Updated] removes non needed links at bottom of sign up page
[issue #186] [NW] added #encoding: UTF-8 at the beginning of every model
[issue #210] [NW] added #encoding: UTF-8 at the beginning of every model
[issue #86] [Updated] adds some arabization of errors emerging from sign up form
[issue #186] [NW] commented every flash notice line
[issue #86] [Updated] adds arabic meanings to errors for the sign up page
[issue #170] [NW] adds methods for adding synonym to database with feedback and adding condition in the vote form for ignoring not approved synonyms
Added an overrides file that fix bugs in bootstrap rtl
Merge branch 'rolling_master' of https://github.com/MGhanem/smartsoft-13 into rolling_master
added glyphicons and adjusted their url from the rtl overrides file
Merge branch 'rolling_master' of http://github.com/MGhanem/smartsoft-13 into rolling_master
 Added developers tab to the nav bar

 The developers tab points to the projects index page currently
fixing added wrong code by salma
Merge branch 'rolling_master' of github.com:MGhanem/smartsoft-13 into rolling_master

Conflicts:
	arability/config/locales/ar.yml
	arability/config/locales/en.yml
	arability/config/routes.rb
fixing sign up page and modifying some arabic translations
[MC] resolved merge conflicts after adding advanced search
adds some arabic errors and fixs the sign up page