fixes #25 by abstracting CSS to individual files
Merge pull request #44 from neocotic/css-abstraction

Moved CSS into external files
updated date library to date-ext v1.0.2
updated jQuery to v1.9.1
rebuild source files
untracking old date library file from build output
added Bootstrap libraries to options page
added new internal utility framework
lots of work towards redesigning extension - no where near stable though
lots more work towards the options page redesign
improved inline installation script to be more dynamic
fixed csp in manifest
fixed bad config references
updated old reference for date-ext library
fixed bugs with options page
fixed uservoice widget
removed obsolete workaround for uservoice widget
fixed bugs relating to frequencies
replaced async library usage with jQuery.Deferred
fixed problem where notifications settings were not updated correctly