created unit tests for Questions
add user_id in Answer create save
add presence and uniqueness validations
validation tests
Added Capybara to Rspec
Merge branch 'master' of https://github.com/ChaeOkay/StackGardenhose
adding amended spec_helper file
added flash error message to new.html.erb
features folder
Merge branch 'master' of https://github.com/ChaeOkay/StackGardenhose
invalid user test passing
user signup validation tests passing
spec support for login, answer spec outline
file rename
added email uniqueness validation
Added FactoryGirl: defined factories for user, question and answer and implemented some of it in user and question.html.erb files.
fixed m conflicts
fixed merge conflict in spec_heler.rb to add FactoryGirl shortcuts
fixed m conflicts
config helpers and lib for current_user