Merge pull request #74 from pocket-gophers-2014/steven-review-refactor-demo

Add rspec tests to Checkin model and take care of no ingredient discover...
adds updating opponent count, points, and user handle with polling again
Merge pull request #75 from pocket-gophers-2014/fix_handle_gen

adds updating opponent count, points, and user handle with polling again
Fixes posts out-of-order problem
Merge pull request #76 from pocket-gophers-2014/bugfix

Fixes posts out-of-order problem
restricts user input in form
Merge pull request #77 from pocket-gophers-2014/sanitize

restricts user input in form
rake start_game will cause an a new annoucement if previous ingredient is harvested and after a mandatory waiting period