simplify element tracking
Merge pull request #10 from stefhatcher/master

Update responsive-image.js
merge
little visible fix
Module-level method for recalcOFfsets
tweak
tweak
bad at CI
Cleanup transform when destroying fixed position
release 0.1.6
simplify some loops in core util and stream
responsive image is now based on image width
Add checkVisibility to ResponsiveImage
release 0.2.0
fixed refactor
callbacks for margins in sticky elements
release 0.2.1
less agressive sticky styles
release 0.2.2
Add responsive image to jquery