Merge pull request #10 from cndreisbach/master

Move sync into its own module
Cleaning up backbone app on master; removed unnecessary index.html file in public
Merge branch 'master' of github.com:douglasback/wtp-dashboard

* 'master' of github.com:douglasback/wtp-dashboard:
  Moved sync into its own module
Add route to sync petitions

* Also change sync endpoints to use POST
Add a limit parameter for the legislators endpoint (still defaults to 10)
Merge pull request #11 from cndreisbach/sync-petitions

Add route to sync petitions
Add Google Analytics
Add developer and code credits (#9)