Add list and delete authorizations for oauth commands

* List user authorizations
* Delete user authorization
* Grouped the commands with oauth prefix

Change-Id: I032ffa25181aad0fb4689f69cdca5a7adc6e29f1
Add quota commands

* Add quota set and quota show commands; these work on both
  the compute and volume APIs
* Add the --class variation on the above commands

Note: this replaces the existing volume-only quota commands and eliminates quota list

Blueprint: cinder-client
Bug: 1172064

Change-Id: I766d40e410e48f05e36e17e567a4f01a9411b40e
Merge "Add list and delete authorizations for oauth commands"
Merge "Add quota commands"
Add aggregate commands

* Add aggregate: add host, create, delete, list, remove host, set, show

* Add list --long option
* Filter 'availability_zone' from the metadata fields
* Rename 'metadata' column to 'properties' in all output

Bug: 1172032
Blueprint: nova-client

Change-Id: Icd408c2b34af07f5102f53d3778d8546952a12c5
Merge "Add aggregate commands"