Maintenance script setup based on OODB version

BreakpointNotification is only used in oodb 2.4.x 
/etc/sv/gs_maintenance/run    reference ...... /seaside/bin/maintenanceGemSea30_oodb24
 
Breakpoint is used in oodb 3.1
/etc/sv/gs_maintenance/run    reference ...... /seaside/bin/maintenanceGemSea30_oodb31