openshift:application-create supports to create scaling application and support region feature

User may want to create scaling application through fuse-client.It needs to add another option '--scaling'.
openshift:application-create --server-url broker.example.com --login jia --password jia --gear-profile xpaas --scaling fusebuilder fuse-builder-1.0.0

PS: OSE also supports region feature. If we want to make it in, please think about it. Currently OSE web-management-console don't support region feature.

JBossFuse:admin@fuse> openshift:application-create --help
DESCRIPTION
openshift:application-create

Creates an application

SYNTAX
openshift:application-create [options] application cartridge

ARGUMENTS
application
The target application.
cartridge
The cartridge to use.

OPTIONS
--gear-profile
Gear profile controls how much memory and CPU your cartridges can use.
(defaults to small)
--password
The password to use.
--login
The login name to use.
--domain
Create applications on that domain.
--help
Display this help message
--server-url
The url to the openshift server.

This is 'rhc app-create' man page:
[root@broker ~]# rhc app-create -h
Options
-n, --namespace NAME Namespace for the application
-g, --gear-size SIZE Gear size controls how much memory and CPU your cartridges can use.
-s, --[no-]scaling Enable scaling for the web cartridge.
-r, --repo DIR Path to the Git repository (defaults to ./$app_name)
-e, --env VARIABLE=VALUE Environment variable(s) to be set on this app, or path to a file containing environment variables
--from-app NAME Create based on another application. All content and configurations will be copied from the original app.
--from-code URL URL to a Git repository that will become the initial contents of the application
--region REGION The region where the application gears will be located
--[no-]git Skip creating the local Git repository.
--[no-]dns Skip waiting for the application DNS name to resolve. Must be used in combination with --no-git
--enable-jenkins [NAME] Enable Jenkins builds for this application (will create a Jenkins application if not already available). The default name will be
'jenkins' if not specified.
-a, --app NAME Name for your application
-t, --type CARTRIDGE The web framework this application should use