update dependencies in bower.json
add CommonJS exports
fill out package.json
getSize 1.1.8 gets proper npm package
get browserify sandbox working
add missing layout mode require
add jQuery browserify sandbox
tick beta version v2.1.0-beta.1
Try npm release

Update deps:

+ jQuery Bridget v1.1.0
+ docReady v1.0.4
+ EventEmitter v4.2.9
+ getSize v1.2.0
+ matchesSelector v1.0.2
+ Outlayer v1.3.0
+ Masonry v3.2.1