Make cloud provisioning tests use single setup
Instance power control - single provider
ISO service test now uses single provider
Set up single providers
Patch psphere at runtime to include datastore traversal if needed
Merge pull request #1276 from seandst/psphere-patch

Patch psphere at runtime to include datastore traversal if needed
Merge pull request #1275 from psav/fix_genealogy_test

Set up single providers
Merge pull request #1268 from psav/fix_provider

Make cloud provisioning tests use single setup
log message is too annoying to be at INFO, moved to DEBUG