gets rid of unncessary cllogs
snapshot before changing idea render form
properly hides edit/delete buttons for ideas that a user didn't post
adds getcurrentuser function to getInitialState of idea
adds logic to check whether an idea is posted by the current user. if it isnt, hides the edit/delete buttons
Merge branch 'master' into hide-ed/del-buttons
Merge pull request #16 from plauer/hide-ed/del-buttons

Hide ed/del buttons for users who arent the originators of the idea