package/kodi-pvr-mediaportal-tvserver: new package

[Thomas:
   - change <pkg>_LICENSE_FILES to a file that actually exists.
   - do not pass -DCMAKE_MODULE_PATH, no longer needed.]

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>