adds rspec-rails to the project
adds 6 tests to test the sessions/speakers controllers
Adds activeadmin
adds required alters to application.html
adds mailer config in preparation for launch
Adds AcitveAdmin for rails 4
Adds sessions to the admin
Adds session show success test
adds tests for show route, adds show template
Adds speaker route tests and new show route with test
Adds speaker_controller show tests and template
adds #show @session variable tests for speakers and sessions
adds admin default user/pass to doc
Merge pull request #1 from sclarson/develop

Develop merge to master 1