Update site index.html

The method for moving to another slide is now called "to", but in the website the documentation still calls it "move".
This fixes #181 which makes scrolling smooth and responsive
Easily display the Licensing

Re: https://github.com/idiot/unslider/issues/190
Code from http://www.wtfpl.net/download/
Merge pull request #193 from cliffordp/patch-1

Easily display the Licensing
Merge pull request #180 from nunopolonia/patch-1

Update site index.html
Merge pull request #186 from Frazer/issue181

This fixes #181 which makes scrolling smooth and responsive