Changes for OVPMS-1531 Screen auto lock

git-svn-id: svn://svn.openvpms.org/openvpms/vpms/branches/1.8-dev@6338 9e4fa352-aafb-0310-9071-df624684024b
Changes for OVPMS-1531 Screen auto lock

git-svn-id: svn://svn.openvpms.org/openvpms/vpms/branches/1.8-dev@6339 9e4fa352-aafb-0310-9071-df624684024b
Changes for OVPMS-1523 HL7 Pharmacy Orders:
* added test pharmacy service
* changed synchronization in MessageDispatcherImpl

git-svn-id: svn://svn.openvpms.org/openvpms/vpms/branches/1.8-dev@6340 9e4fa352-aafb-0310-9071-df624684024b