wrote model associations test for survey:
Added styling to login/signup form on home page.
added shoulda testers for models and assocations
Controller test: adding factory
Merge pull request #1 from golden-bears-2014/styling_forms_melanie

Added styling to login/signup form on home page.
Merge pull request #2 from golden-bears-2014/Christine

Christine
post /responses test still not working.
merging Christine's change
Force random title on Survey to pass validation for unique title.
Update README.md
Still working on this gnarly /reponses test.
Random email from FactoryGirl to appease validation
still testing
testing /responses defeats 3 of us
Merge branch 'master' of github.com:golden-bears-2014/EZMC_Glitter into melanie_controller_tests