WIP: adding pgextwlist to pg
WIP: Add postgresql93 package
Fix postgresql93 config issues
Correctly store pgextwlist.so to be loaded at runtime
pg 9.2 & 9.3 use same field
build pg93 including the contribs/extns
pg92 also supports whitelisting of extensions
Add pgextwlist.so extension for postgresql92
remove cli requirement
Add postgresql/postgresql-9.3.0.tar.gz blob
Remove unnecessary conf lines
Merge pull request #91 from cloudfoundry/whitelist_pg_extns

Add pg93 & whitelist hstore extn