JBIDE-15342 release ESB 1.5.300 to stable site; use updated URL; fix compositeContent.xml header AGAIN so it contains the correct info (Metadata, not Artifact repo)
Merge pull request #82 from nickboldt/JBIDE-15342_release_stable_master

JBIDE-15342 release ESB 1.5.300 to stable site; use updated URL; fix compositeContent.xml header AGAIN so it contains the correct info (Metadata, not Artifact repo) >> master