bug fix: 1. doCache and doNew handle correctly Outages and Warnings 2. gocdbservicetype is now properly set to deal with Tape/Disk separation
bug fix: method downTimeXMLParsing can now handle the service_type parameter, and the downtimeid returns correctly its value
Merge pull request #2057 from avedaee/av140821-v6r12

[v6r12] Fixes for DTCommand and GOCDBClient for the GOCFB service type