cleaning up examples
replaced profiler with something more advanced
'constants' for geometry types added
Merge branch 'develop' of https://github.com/CartoDB/VECNIK into develop
allow buffer size in cartodb.sql provider
send rendering context to renderer
updated shader to support rendering order
updated renderer to support rendering cartocss with order
updated carto library
cleanup

trying first qunit test
examples WIP
splitting off shader layer
prepared missing tests
Merge branch 'develop' of https://github.com/CartoDB/VECNIK into develop

Conflicts:
	src/renderer.js
	src/shader.js
shader/layer fix
enabled updating CartoCSS in playground
made everything ready for browserify

..webworkers pending
made everything ready for browserify

..webworkers pending
made worker work with browserify