added unit tests for question model. WIP for one question that is not yet working
Refactoring question specs for model
deleted photos model as it is not used anymore
added answer unit testing
added carrierwave spec setup
WIP: added initial carrierwave specs file
added comment unit testing
refactored questions unit tests
deleted old question unit tests
Merge pull request #24 from Vanderln/unit_testing

Unit testing
WIP: css
vote up and down on questions - not yet abstracted
Abstract votes_count into model helper and include into Question, Answer, Comment
abstracted voting to partial and added font awesome symbols
new favicon
Merge pull request #26 from Vanderln/css

WIP: css -- getting there
Merge pull request #27 from Vanderln/voting

WIP: voting
recommit after resetting head too far
added add question functionality and route to navbar
removed comments and changed link_to on navbar to index