Merge pull request #26 from elenasharma/scrolling_answer_form

on questions#show page, added javascript to animate scrolling answer for...
styled question, upvote and downvote buttons, sort by links, floating answer form, and response form
Merge pull request #28 from elenasharma/question_and_answer_styling

styled question, upvote and downvote buttons, sort by links, floating an...
Began answers testing, pushing this up for Elena so she can start with question testing
Merge pull request #29 from elenasharma/answers_controller_rspec_alisa

Began answers testing, pushing this up for Elena so she can start with q...
Merging Question controller rspec tests

Merge branch 'master' into question_controller_testing
Merge branch 'question_controller_testing'
Merged questions spec and answers spec
Fixed Faker typo
Fixed new question test
Merge pull request #31 from elenasharma/answers_controller_rspec_alisa

Fixed new question test
9 passing tests for questions controller #index, #show, #create actions