added bootstrap javascript
added site controller and view
Merge branch 'savedMsg#show'
Merge pull request #8 from ranleung/master

created site controller for site#index as ROOT.
javascript talking to site#index
got unsaved message form to index
Merge branch 'savedMsg#show'
Merge pull request #9 from ranleung/master

changed homepage with unsaved form.
merging updates for the saved_msgs/index.html.erb
minor edits to formatting of buttons and fields on login and signup pages