updating Grunts watched file lists to fix live reloading
adding back in system but ignoring system/lib
Merge pull request #405 from dustinsmith1024/updating-gruntfile-livereload-config

Update the Gruntfile with correct paths
cleaned up lint
removing urlRouterProvider param because it is unused
Merge pull request #407 from dustinsmith1024/fix-lint

Cleaned up lint
Update util.js

The change allows for having routes files within subdirectories and eliminating error:
TypeError: undefined is not a function
due to "callback" being undefined
Merge pull request #408 from machinez/master

Update util.js
Added slightly more elaborate heroku instructions
clean up `walk` utils method
change regex for gzipping to gzip all content types that are prefixed with `text`
Merge pull request #419 from TJkrusinski/master

clean up `walk` utils method