Added the split view to the course page, complete with exmaple sections and facts but not the fact picker.
Added a custom QSplitter subclass.
Fixed the ExpandingFactWidget so it expands keeping it's aspect ratio.
Added expand/collapse buttons to the custom SplitterHandle.
Started work on the section picker.
Added a fact form and dialog.
Created header for fact page.
Added fact edit and delete dialogs.
Created a ResizableImage widget and used it in the ExpandingFactWidget and on the FactPage.
Added different icons for a vertical splitter