Fix setup.sh to import core library each time
Fix setup.sh to import core library each time

Updated setup.sh script to re-import package during installation
if package is already imported.

Change-Id: I98505b806bd4ae57183aa515054e31168443a1c7
Closes-bug: #1338951

openstack/murano,sergmelikyan/murano,DavidPurcell/murano_temp,sergmelikyan/murano,DavidPurcell/murano_temp,satish-avninetworks/murano,olivierlemasle/murano,telefonicaid/murano,olivierlemasle/murano,satish-avninetworks/murano,openstack/murano,satish-avninetworks/murano,olivierlemasle/murano,DavidPurcell/murano_temp,sajuptpm/murano,NeCTAR-RC/murano,NeCTAR-RC/murano,NeCTAR-RC/murano,olivierlemasle/murano,satish-avninetworks/murano,ativelkov/murano-api,telefonicaid/murano,chenyujie/hybrid-murano,sajuptpm/murano,DavidPurcell/murano_temp,NeCTAR-RC/murano,chenyujie/hybrid-murano,ativelkov/murano-api