Support 'env' keyword to set BROCCOLI_ENV
Document env option
Merge pull request #5 from thomasboyt/add-environment

Add environment option
Made compatible with broccoli 0.12.0
Added support for watch task
Merge pull request #8 from lowski/support_watch

Added support for watch task
Add information about `watch` task
Merge pull request #9 from lowski/update_readme

Add information about `watch` task
Update broccoli.js
Merge pull request #11 from Gabro/master

Added support for LiveReload