hull.js
v1.0.6 geometry concave-hull math alpha-shape algorithm
test
./node_modules/jshint/bin/jshint src/intersect.js && ./node_modules/jshint/bin/jshint src/grid.js && ./node_modules/jshint/bin/jshint src/hull.js && ./node_modules/.bin/mocha -R spec && ./node_modules/browserify/bin/cmd.js ./src/hull.js --standalone hull > ./dist/hull.js
watch
./node_modules/nodemon/bin/nodemon.js --watch src --exec "./node_modules/browserify/bin/cmd.js ./src/hull.js --standalone hull > ./dist/hull.js"