Integrate qt-multi-screen-compositor/add-message-server-client
Commit: seco-ne/tools/qt-multi-screen-compositor@bb90d170
Cleanup: Add common header for client and server, remove unused code
--
Commit: seco-ne/tools/qt-multi-screen-compositor@9c3b785e
Config: Move the read rotation function inside the config class
--
Commit: seco-ne/tools/qt-multi-screen-compositor@3bc95fd9
Add compositor-message tool, massiv renaming and cleanup
--
Commit: seco-ne/tools/qt-multi-screen-compositor@00617781
Add server class, implement command decoding
Add hide and show window MoveWindowToScreen