Safely minify Animate.css

The previous minification stripped the % signs from the initial keyframes. Sorry this went unnoticed for so long. All should be working now.
Fixed Flip in latest Chrome, FF and IE

Fixed the Flip gliches in Chrome, but also improved it for the latest FF
and IE

Issue #80 is solved
Merge pull request #95 from gpetrov/master

Fixed Flip in latest Chrome, FF and IE
Update animate.min.css
Update flip.css
Remove "wiggle"

Sorry to say, "wiggle" never really passed quality control for me.
Update animate.min.css
Delete wiggle.css
Update bower.json to reflect tag version
Remove wiggle from readme. Resolves #101
Added slide options to source.  Helpful for using with mobile navigational menus.
deleting unused files
Update readme with contribution guidelines.
Merge pull request #103 from loganbfisher/add_slide_animations

Added slide animations to the source.  Good for using with mobile navigational menus.
Add Slide animations to main and minified css files