Adding in Places search support

getGrub is not yet called anywhere, and there are still some bugs
leaving placeForGrub undefined.
Merge remote-tracking branch 'origin/UI'
Merge remote-tracking branch 'origin/UI'
Reminder comment.
Add in initial address autocomplete
Merge remote-tracking branch 'origin/UI'
Merge branch 'master' of https://github.com/AnthonyClark/GrubHub
Added slider travel distance markup.

Added center support through javascript for main content search are as
well as markup for the travel distance slider.