add end-to-end funnel example
spacing and link to funnels docs
Merge pull request #185 from keenlabs/fix/beta-bugs

Fix JSONP glitch for query errors, clean up _sendJsonp utility
Merge pull request #184 from keenlabs/funnel_example

Add funnel example to docs
Remove 'el' argument from #prepare and #render
Updated tests and examples accordingly
Merge branch 'fix/beta-bugs' of https://github.com/keenlabs/keen-js into fix/beta-bugs
Merge config clone patch, remove faulty test