Upgrade task database connection fix - EUCA-10123

Upgrade tasks that were using the bootstrapper to obtain a connection
are updated to use the upgrade API to obtain a connection. The 3.4 tasks
that were impacted are updated to re-run in 4.1.

EUCA-10123
STS caching for token decryption - EUCA-10142
Merge remote-tracking branch 'origin/dev/sjones/EUCA-10142' into testing
Merge remote-tracking branch 'origin/dev/sjones/EUCA-10123' into testing