converting colors to vec4
add texture UV generation for polygon (flat and extruded) geometry builders
add texture UVs to polygon render style and shaders
update build
add texture UVs to polyline geometry builder
add texture UVs for lines to polygon render style
dynamically adapt vertex layout for polygon render style so that texture coords are only added when needed
if texcoords option was not passed, there's no need to waste space on them
Use xhr instead of native http object
move axis-aligned bounding box calc to a utility function
add test for polygon bounding box calc
typo
convert colors to vec4
convert colors to vec4
convert colors to vec4
convert colors to vec4
removed mozfest stylesheet
move test polygon data to fixture
Merge pull request #32 from tangrams/iwillig/xhr

Iwillig/xhr
more nuanced default focal lengths for perspective camera
update build
merge master