add failing tests for answer model
add encrypted passsword and specs
implement validations and associations on answer model so the unit tests pass
merging to master
question belongs to user
change context Attributes of a Question
finish user model specs
Merge branch 'master' into user-secure-password
add user controller and spec file
Merge branch 'master' into answer-spec
Merge branch 'master' of https://github.com/purple-martins-2013/snack-overflow
got rid of routes in the question controller that are not yet neccessary
Merge branch 'master' of https://github.com/purple-martins-2013/snack-overflow
tweak user-password spec
add routes, remove the default index page, and setup the questions index page as the application root
Merge branch 'master' into create-routes
question controller spec
Merge branch 'master' of https://github.com/purple-martins-2013/snack-overflow
add basic answer controller spec, and answer controller
add nav bar for sign up