Split project settings from style/source browsing

It was a fun experiment but having a consolidate settings/browse action never felt right to me. This takes things back a step to something more conventional.

@samanpwbb review + feedback?

![pr](https://cloud.githubusercontent.com/assets/83384/2931144/eea07ed6-d79f-11e3-833c-09ec74d62b95.gif)