Fix up dev sync to handle the case where a barclamp is not in the development release.
Fix up dev sync to handle the case where a barclamp is not in the
development release.

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