implemented feature test for asynchronous comment creation
added capybara helpers module
made new comment form remote true
Implemented asynchronous comment creation

  *append partial to dom on ajax success
  *controller action returns a partial
  *wrote partial
  *refactored controller test
implemented asynchronous delete comment
event delegation for dynamically added comments
implemented js event handlers for updating comments
refactored comments#update and comments#edit actions
gave class attributes to dom objects for edit/update
refactored tests for asynchronous comment updating
created partials for edit and not_owner
Merge pull request #10 from LightningLord/asynchronous_comments

Asynchronous comments