added more of the basic bootstrap template to the homepage.

* going to move most of this to another template
moved services to a single file
adding some css to fix bootstrap
moved controllers to single file for now
added bootstrap-responsive to lineman files
homepage: moved layout to home template
updated home/login templates with bootstrap css
added bootstrap css to vendor/css
moved authentication service to services.js
added SessionService
changed ng-view to ui-view for UI Router
converted to using UI-Router
renamed controllers
added SessionService to AuthenticationService