Adding rails

Added rails skeleton and initial home index placeholder.
Moved original files to vendor/assets and app/assets/
$, _, and Backbone are all defined with the debugger!  To my understanding, Rails takes everything in the app/assets/javascripts and vendor/assets/javascripts folder when it runs and all the files end up living in /assets when it goes live.  So the url that the file is found as is different from the rails file path