[Docker] Added a stage to deploy guiHive
[Docker] Added a stage to deploy guiHive

This way we don't need to install git in the container and we can do
additional cleaning without cramming everything on one line

Ensembl/guiHive,Ensembl/guiHive,Ensembl/guiHive,Ensembl/guiHive,Ensembl/guiHive