implement #220
bump to v1.3.2 with mapnik-vector-tile@0.4.1
declare v1.3.2 in package.json
add nodei.co link
tweak readme formatting
update to mapnik-vector-tile@0.4.2
Merge pull request #223 from mapnik/reentrant-composite

Reentrant, non-mutating vt.composite
bump to v1.3.4 with reentrant vt.composite
remove old, uneeded docs
add npmignore
bump to v1.4.0/port to node-pre-gyp
convert travis to language:cpp
test [publish]
improve gitignore [skip ci]
fix commit message parsing [publish binary]
test install against SDK + packaging before testing build against PPA
don't source script environment
clear out sdk after use
install mocha at the start
osx packaging script I run locally [skip ci]