Merge pull request #1 from oconn/ask_question

updaate ruby version to 2.0.0
fixed error with html that caused a crash.  Also added a crazy navbar that we'll need to change
Merge pull request #2 from oconn/nav_bar

fixed error with html that caused a crash.  Also added a crazy navbar th...
modified navbar for the layout that we're actually going to want.  just have to make it link to proper places now
replaced all hrefs with rails link_for code.  I believe the links are now going to the proper location, a User can now sign in and sign out
added user_signed_in? to navbar so that it actually works properly....
fixed path which was wrong
add tests for visiting signup page
Nav bar finished for now
Merge branch 'master' of https://github.com/oconn/stack_overflow_clone into nav_bar
Merge pull request #3 from oconn/nav_bar

Nav bar
Merge branch 'master' into ask_question