handle cloudstack-common/usage via env_cs_minor_version

[andrijapanicsb]

... to be able to use env_cs_minor_version, because when instaling env_cs_minor_version shapeblue1 (from the folde where shapeblue3 are present), it will pull the latest cloudstack-common_shapeblue3, which in turn will "upgrade" the management also to shapeblue3... so the env_cs_minor_version doesn't work