added tests for model and view, view still incomplete
Merge pull request #24 from catherinev/answers_test_km

Answers test km
Merge branch 'master' of https://github.com/rickytux/DBCoverflow into question_tests
"merge test branches"
Merge pull request #25 from catherinev/question_tests

Question tests
separated home page tests into logged and logged out and tests still pass
separated show page tests into logged in and not logged in and tests still pass
Merge pull request #26 from catherinev/question_tests

Question tests
add yml file
Merge pull request #27 from catherinev/enable-travis

add yml file
added edit question test and a pending edit answer test in logged in functionality spec.
added tests for comments-answers and comments-questions
logged in functionality done, I think.