release locks in case of errors
fix exceptions if service doesn't have meta-data (yet)

java.lang.NullPointerException
null
lcmc.data.resources.Service.getCrmIdFromId(Service.java:175)
lcmc.gui.resources.ServiceInfo.getHeartbeatId(ServiceInfo.java:3918)
fix exception in mouse over in all services view

java.lang.NullPointerException
null
lcmc.gui.resources.ServiceInfo.getPacemakerResAttrs(ServiceInfo.java:3195)
lcmc.gui.resources.ServiceInfo.apply(ServiceInfo.java:3523)
lcmc.gui.resources.ServicesInfo.apply(ServicesInfo.java:311)
lcmc.gui.resources.ServicesInfo$6.mouseOver(ServicesInfo.java:1040)