Problem with split container in Mono

Problem with Mono with the ISupportInitialize not being supported for split container.
Fix problem caused by Dispose preceding use of the object
Fix handle not set problem

Fix problem with handle not set after an activate/deactivate of the list view
Change Prince to C sharp

Change Prince functionality to use Chris's cs version instead of the Prince dll
Selected index on listbox fails in mono

Fix problems with selected index changing not working properly in Mono
Correcting libre office ut

Adjusting this unit test so that it will test and work if the addin is
installed or if it is not.  Test will no longer fail in environment where
Libre Office is installed.