Minor fix
Merge pull request #305 from twokul/minor-fix

Minor fix
Update asset compilation guide

- Replace references to grunt with Broccoli
- Link to the different Broccoli plugins
- Explain how to use preprocessors
Merge pull request #306 from HeroicEric/gh-pages-asset-compilation-updates

Update asset compilation guide
Fix guide for using emblem.

* Installing emblem.js via bower ist not needed when using
broccoli-emblem-compiler and throws errors.
* Change wording for styles-dir in folder layout guide.
Merge pull request #310 from LevelbossMike/gh-pages

Fix guide for using emblem.