Show security group names, not IDs, for reservations
eustore-install-image:  add missing import
Port euca-bundle-upload to requestbuilder

Fixes TOOLS-198
Add key ID spoofing to EucaRsaV2Auth
Make euscale-create-launch-config stop ignoring --group

Fixes TOOLS-323
Make PutObject propagate failure to the main thread for all exceptions
Fix param type conversion in EucaRsaV2Auth
Complain when HTTP health check targets lack paths

Fixes TOOLS-304
Implement DescribeVmTypes
Make the number of retries on 500/503 configurable

Fixes TOOLS-302