added indeterminate state, updated gulp plugins and gulpfile
Added a change event on the label click
Merge pull request #299 from pauloortins/develop

Added a change event on the label click
updated gulp version
Merge branch 'develop' of github.com:nostalgiaz/bootstrap-switch into develop
added data-* attributes to options table, close #297
Merge branch 'refs/heads/master' into develop

Conflicts:
	coffeelint.json
	dist/js/bootstrap-switch.js
	dist/js/bootstrap-switch.min.js
	gulpfile.js
	package.json
	src/coffee/bootstrap-switch.coffee
updated npm packages, updated to version 3.0.1