returned property mapping, but to a common set (vs. canvas or CartoCSS)
reverting changes in external carto.js
perf test created and referenced for existing style checks
preparing batch draw commands
canvas encapsulated in a separate class

far better context change & batch handling
stroke/fill order fixed
canvas interface simplified
Merge branch 'develop' into gh-pages
first few tests added
adding tests WIP
fixing tests cartoshader - WIP
test fix for hitshader
test fix for hitshader II

test renderer - WIP
batch of unit tests finished

@rambo: carto.js is bugfixed but when using the original repo, the file breaks it all
underscore.js moved
re-enabling xhr test
optimization of centroid calculation

optimization for offscreen rendering
made example ui respond faster
Merge branch 'develop' into gh-pages