Version 1.2.3 released

• the library is now available as a npm package and as a Bower package
• added Grunt integration to streamline development process
• updated jQuery to version 1.12.0 in the example file

Version 1.2.2 released

• added 2 new events - onBeforeClose and onBeforeOpen; thanks to paul for suggesting this a while ago;
• minor updates to keep JSHint happy