
* 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