remove rpc_watcher earlier from Agent object

git-svn-id: https://svn.qindel.com/repos/main/projects/qindel/QVD/src/trunk@22909 4046b530-fbad-4e16-af16-ee11f0b55167
solve mismatch problem converting from database 3-state values to perl booleans

git-svn-id: https://svn.qindel.com/repos/main/projects/qindel/QVD/src/trunk@22910 4046b530-fbad-4e16-af16-ee11f0b55167