unfinished migration from grunt to gulp
unfinished work on karma test porting
updated npm packages, updated gulp file
updated npm packages
completed migration to gulp
Merge branch 'develop' into gulp

Conflicts:
	.gitignore
	build/css/bootstrap-tour-standalone.css
	build/css/bootstrap-tour-standalone.min.css
	build/css/bootstrap-tour.css
	build/css/bootstrap-tour.min.css
	build/js/bootstrap-tour-standalone.js
	build/js/bootstrap-tour-standalone.min.js
	build/js/bootstrap-tour.js
	build/js/bootstrap-tour.min.js
	docs/assets/css/bootstrap-tour.css
	docs/assets/js/bootstrap-tour.js
	docs/assets/js/docs.js
	docs/index.html
	package.json
	src/coffee/bootstrap-tour.coffee
	src/less/standalone/bootstrap.less
substituted bootstrap less sources with one in npm package folder
removed grunt traces
Merge branch 'develop' into gulp
changes to pull requests
ignored docs file, adjusted travis config file, fixed wrong command in README
switched browser to firefox
swapped karma-chrome-launcher with karma-firefox-launcher
removed docs folder and files from git tracked resources
ignored docs folder
Merge pull request #301 from sorich87/gulp-pr

substituted grunt with gulp