v2.1.0

• add bundle-collapser browserify plugin to make smaller end bundles
• update to babel 6 and use transforms to allow Object.assign
• add markdown support in doc comments, via jsdoc plugin
• ignore the build scripts directory
• Add ghooks with options for off, test, lint & test
• Add an option to support Internet Explorer 8
• fix global/local browserify transforms (projects that use yours will only shim if you want them to)
• remove direct specification of karma plugins in the config file