Fix up PHP dependencies.
DE768: (PaulW) update the link code to use the IP instead of the name
for node references.
Merge pull request #6 from galthaus/pull-req-master-bcfbeb052b

Update refs and fixes for 3 defects [2/6]
Merge pull request #8 from galthaus/pull-req-release-essex-hack-master-8d0233371b

Merge dev into essex-hack [4/10]