field 'gocdbServiceType' added to methods associated with DowntimeCache table
field 'gocdbServiceType' added to create the DowntimeCache table
fix: to correctly handle the 'gocdbServiceType' parameter
Merge pull request #1950 from avedaee/av140512-v6r12

[v6r12] Av140512-v6r12: to deal with Disk/Tape separation