changed line of code's position
Merge branch 'master' into katia_trying_to_fix_shit
added new and create actions for the comments controller
created separate form if comment is for an answer (rather than a question)
Changed some line spacing
added link for commenting on answers
changed format of answers (so it's prettier)
Merge pull request #7 from kbasma/katia_trying_to_fix_shit

users can add comments to answers