Release Tycho 0.22.0

Change-Id: I296b94ce404c92115ad00678191730831da82596
Signed-off-by: Jan Sievers <jan.sievers@sap.com>
Next development version

Change-Id: I296b04ce404c92315ad006c8191750831da82596
Signed-off-by: Jan Sievers <jan.sievers@sap.com>