Version Bump for intro hint fix

Version3 - major semver bump due to new license

v2.1.3 bump for users to stay on MIT

v2.1.2 built

Check if Intro.js is available and create source maps for minified JS…

… code.

Bumped bower version

Minified ngintrorefreshmethod for v2.0.3

Added version to minified file

Version 2.0.1

Upgraded to intro.js v2.0

Issue mendhak#72