cartridge subscription does not work in Ui
Merge branch 'master' of https://git-wip-us.apache.org/repos/asf/incubator-stratos
Merge branch 'master' of https://git-wip-us.apache.org/repos/asf/incubator-stratos
STRATOS-425 start-servers.sh usage and example prints setup.sh

Signed-off-by: Udara Liyanage <udara@wso2.com>
Merge branch 'master' of https://git-wip-us.apache.org/repos/asf/incubator-stratos