replaced openvpms-1.8 db name with openvpms-1_8 to avoid problems with stored procedures on mysql

git-svn-id: svn://svn.openvpms.org/openvpms/openvpms/branches/1.8-dev@6113 9e4fa352-aafb-0310-9071-df624684024b
Merge branch 'remote-1.8'