The behaviors are inconsistent while different
negative line numbers specified.
Change-Id: I2573f3e789f5603c896758971830ffc0b94c5e2b
Closes-Bug: #1512263
* Add security group: create, delete, list, set, show
* Add server: add secgroup, remove secgroup
* Add security group rule: create, delete, list
* Add Oslo's strutils and gettextutils
* Adds parseractions.RangeAction() to handle option arguments of either a single number
or a range of numbers: '--port 25' or '--port 1024:65535'
Blueprint: nova-client
Change-Id: Iad2de1b273ba29197709fc4c6a1036b4ae99725f
Basic cleanups:
* change metadata to property
* add new KeyValueAction to parse the property options
* multiple properties can be set using multiple --property args
* consistent formatting
* do lookups for volume args
Change-Id: Ib6c43f01ad46b395aee8c61e886f42e2a5f5573e
