add a real random data set
ref correct rickshaw.js
add x-axis agnostic of time
mention x and y axes in README.md
update built libs
Hover over nearest point instead of previous
Merge branch 'master' of https://github.com/shutterstock/rickshaw
makes the legend item disabled if the series is also disabled
Updated Makefile: rickshaw.js and rickshaw.css now depends respectively on js and css files.
removed the z-index attribute to annotation_range because it prevented it to become visible
merging upstream

Merge branch 'master' of github.com:shutterstock/rickshaw
add entry in the examples html file
add screenshot
add some hints in the README
Merge branch 'master' of github.com:kmulvey/rickshaw
better comment, still should have *real* documentation
match upstream
merge master
ref correct compiled file
Update README.md