Added a method to refresh carousel after amount of slides is changed.

Added carousel('refresh') method that should be called after slides appended or removed from carousel to fix position calculation.
Updated Readme.md with refresh method
Added namespace to slide data attribute
Updating module name for refresh method
Merge pull request #3 from mobify/refresh-method

Added “refresh” method
Merge pull request #9 from uri/slide-namespace

Added namespace to slide data attribute
bumped version
cleanup test folder
Makes the carousel classPrefix optional by setting the default prefix only when it is undefined (not a blank string)
Makes undefined check more error-proof
Bumped scooch version in package.json
Merge pull request #10 from mobify/default-class-prefix

Makes the carousel classPrefix optional by setting the default prefix only when it is undefined (not a blank string)
Add bower support and bump version to 0.3.4
Fix typo in bower.json
Prepping for bower release
Merge pull request #17 from mobify/bower

Add bower support and bump version to 0.3.4
Merge remote-tracking branch 'upstream/master'