Update README.md
Update README.md
Update README.md
updated argument description.
Merge branch 'develop' of github.com:onema/opsworks-demo-console into develop
Added a new command to update application.
Update README.md
Added option to set document root in create and update application commands.
Update Stack chef command to add a custom json option.
Merge branch 'develop' of github.com:onema/opsworks-demo-console into develop
Update readme file.
Merge branch 'develop'

Conflicts:
	README.md