tweak test plots
implement static patches
implement line transforms
ENH: make color_to_hex work for python 2.6 str.format
Merge branch 'master' into py26_str_format
fix transform on line collections
use actual SVG paths for patches
BUG: adjust patch vector-effect
remove requirements.txt from README
Merge branch 'master' into py26_str_format
make nosetests pass with Python 2.6
Merge pull request #18 from aflaxman/py26_str_format

Py26 str format and nosetests
update authors
TST: add test for plot with nans
BUG: make plot work when data contains nans
add comment about nans
fix zooming issues when multiple plots present
ENH: slightly cooler way to handle nan->NaN

This uses json.dumps to translate python to javascript.
Since json.dumps is supposed to always produce valid
javascript, this could be a useful pattern for other
issues in the future.
remove explicit references to zoom()
update test plots