Fix exception when a model has been required twice.
Rename ResponsiveController and ResponsiveControllerOption to ResponsiveView.
Add a generic ResponsiveAppControllerView that provides a responsive 1 to 2 pane view of an AppController.
MBug: Remove extra closing div from ChooseProjectView
MBug: Add two-pane support via the responsive app controller.
Merge branch 'master' of github.com:foam-framework/foam