[361] stashes
Merge branch 'master' of https://github.com/MGhanem/smartsoft-13 into C2_AmrARaouf_C3S26_google_signin
[#361] adds gem and configures it (not complete)
Merge branch 'master' of https://github.com/MGhanem/smartsoft-13 into C2_AmrARaouf_C3S26_google_signin
[#361] stashes
[#361] stashes
[#361] stashes
[#361] modifies OR in navbar
[#361] adds connection to google
[#361] adds tests (incomplete)
[#361][MC]
[#361] adds tests
[#361] fixes adam's medling
[#361] fixes syntax error in gamer.rb and modifies google_callback
[#361] adds UML
[#361] refines code conventions
[#361] session stores values when error occurs
[#356] fixes bug in post method
[#361][MC]
[#361] refines UML