Revert "obsolete tests removed, Dispatcher attempt"

This reverts commit 5ca3780c3912671dc4f71b2bb62f8bd92ba97a9f.
Revert "Window foundation"

This reverts commit 3f7d9dcf57e8477b072a53824a1bdf391fe13c9f.
Revert "Improved icon"

This reverts commit 22bf8658392429699b815e2b3646c90b195ba92f.
Revert "Empty WPF"

This reverts commit 76a70f54bccd4ebdc6ef0e050b732310467ae205.