Further additions to the MonkeyTester application:

- tree/table view column property sheets ✔
- new pages: button, checkbox, hyperlink, menu bar, radio button, toggle button, canvas, split menu button, dnd ✔
- properties... context menu ✔
- context menu: table columns, toolbar items ✔
- control.context menu option
- property monitor tool ✔
- accessibility logging ✔

- editable combobox for double values with pre-set list (e.g. Region: min/max width etc.)
- Page -> Snapped Split Panes menu option for the control container