build vendor.js with gulp
avoid gulp-exec in build
build js:vendor with gulp
use new gulp-bower-files
production build with gulp-uglify
migrate to stylus, closes #150
better prompt
skip tests on win32 for now
fix ui-step stylus issue
gulp-mocha
gulp-karma
WIP livereload
tiny-lr
tiny-lr
revert back to http-server
Merge branch 'gulp' into ly-diff

Conflicts:
	app/styles/10_bill.styl
	gulpfile.ls