Renamed project. Updated Readme. Updating example page.

Renamed the project from jQuery-introjs to jQuery-GuideMe in order to reduce confusion; this project is intended as an extension and divergence of features from Intro.js. Added instructions to the readme regarding new options, methods and callbacks. In the process of updating the example page.
Readme updates.
Finished work on demo page. Fixed a small issue with the arrow in the next button.
Cleaning up read me.
Readme formatting.
Removed unused files