TOOLS-194 euca-delete-bundle ported to requestbuilder
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
Add "ec2-default-keypair" region config option

Fixes TOOLS-178
Add progress bars to GetObject
Merge remote branch 'upstream/requestbuilder' into TOOLS-195
Port to requestbuilder alpha 10
Make euca-bundle-image respect EUCA_REGION
Simplify "admin only" wording
Add missing bits to setup.py
Merge remote branch 'upstream/requestbuilder' into TOOLS-195
Ported euca-download-bundle to requestbuilder

* Moved common code into a helper module

Fixes TOOLS-194 TOOLS-195 TOOLS-67 TOOLS-81