adobe/brackets — pull request #8753 by JeffryBooher (2014-08-13 17:06:54+00:00)
Title: [MERGEABLE] Splitview With Image and Custom View Support

This PR is can be merged into jeff/splitview-1x2 when ready
* Adds a MainViewFactory for view factories
* Adds support for images
* Adds support for extensible custom views
* Adds support for 1-off views
* Adds a view state cache singleton