v2.3.0
Bug fixes and optimisations. Fixes #20
2.3.2
2.3.2
Changed Animation Var
Grunt & Readme.md
Readme.MD Test
2.3.3
2.3.3
2.3.3
Merge pull request #21 from richpeck/master

Changed Animation Var
Improve docs.
README.md: add devDependency badge.
Losslessly compress img/top.png.

1749 -> 698 bytes
Minor CSS tweaks.

* be more explicit with the background properly
* remove units from zero
* remove duplicate property and non standard one (`-ms-transition`)
* use the shorthand font property
CSS: tabs to spaces.
Update demo code to the latest online version.

Also fix the validation errors and clean up JS code.
Demo: tab to spaces.
Merge pull request #24 from XhmikosR/docs

Update docs
Merge pull request #25 from XhmikosR/img

Losslessly compress img/top.png.