Updated docpad plugin to use docpad.getCollection

Removed tar cmds from npm scripts
Updated coffeescript plugin
Updated combiner plugin
Updated cakefile with rm fix for windows
Reverted travis build back to use live npm install
Extracted carousel auto-start to let user control it

Removed embedded carousel js-script from components.html
Updated code examples to show how to start carousels
Merge pull request #31 from pflannery/dev

Gives carousel start control to the user