Update build_lib.sh for Ubuntu to pull package requirements from the barclamps.
Update build_lib.sh for Ubuntu to pull package requirements from the barclamps.

rhafer/crowbar,aspiers/crowbar,aplanas/crowbar,aspiers/crowbar,MaximilianMeister/crowbar,rsalevsky/crowbar,crowbar/crowbar,toabctl/crowbar,SUSE-Cloud/crowbar,SUSE-Cloud/crowbar,mmnelemane/crowbar,rhafer/crowbar,dirkmueller/crowbar,aplanas/crowbar,rhafer/crowbar,nkrinner/crowbar,tserong/crowbar,rsalevsky/crowbar,vwallfahrer/crowbar,vwallfahrer/crowbar,crowbar/crowbar,tserong/crowbar,toabctl/crowbar,dirkmueller/crowbar,mmnelemane/crowbar,MaximilianMeister/crowbar,nkrinner/crowbar