added pusher gem.
attempt to listen to pusher events from server in the javascript client.
added a pusher handle that listens to restaurant voted events and add the restaurant locally.
For some reason the ui doesn't get updated.
using safe apply solved the issue of update not being presented in ui.
added remove vote functionality.
upgraded angular to 1.2.13
added source maps.
added tracking by id to ng-repeat.
fixed a bug that created duplicates in displayed restaurants.
fixed a bug regarding the search feature.
fixed a problem with routes that yesterdayLunch was not calculated correctly.