ISPN-4142 init.d script: allow RUN_CONF to be specified in the service conf file, and passed to the startup script
ISPN-4142 init.d script: allow ISPN_SERVER_SCRIPT to be specified in the service conf file
ISPN-4142 init.d script: remove defunct CMD_PREFIX variable
Mark TopologyAwareDistMassIndexingTest as unstable, see https://issues.jboss.org/browse/ISPN-4012