Enable postgresql

Note that I think there is a problem with the mysqlclient build on OS X,
at least.

buildout.cfg

@@ -16,9 +16,9 @@
 [buildout]
 develop = .
 base-parts =
-#    postgresql
-#    postgresqlinit
-#    psycopg2
+    postgresql
+    postgresqlinit
+    psycopg2
     mysqlconf
     mysql
     mysqlinit
@@ -51,21 +51,22 @@ newest = false
 root-directory = ${buildout:directory}
 
 
-[postgresql]
-recipe = zc.recipe.cmmi
-url = http://ftp.postgresql.org/pub/source/v9.2.0/postgresql-9.2.0.tar.bz2
-md5sum = 8c4c32a4abe8cf61b02c8366181ede50
-extra_options =
-    --with-pgport=24004
+[postgresql:linux]
+recipe = hexagonit.recipe.download
+strip-top-level-dir = true
+url = http://get.enterprisedb.com/postgresql/postgresql-9.6.0-1-linux-x64-binaries.tar.gz
+
+[postgresql:macosx]
+recipe = hexagonit.recipe.download
+strip-top-level-dir = true
+url = http://get.enterprisedb.com/postgresql/postgresql-9.6.0-1-osx-binaries.zip
 
 [postgresqlinit]
 recipe = iw.recipe.cmd
 on_install = true
 on_update = true
 datadir = ${buildout:directory}/var/postgresql
 cmds =
-    test -e ${buildout:directory}/bin/psql || \
-        ln -s ${postgresql:location}/bin/psql ${buildout:directory}/bin/psql
     test -e ${postgresqlinit:datadir} && exit 0
     ${postgresql:location}/bin/initdb ${postgresqlinit:datadir}
     ${postgresql:location}/bin/postgres --single -D ${postgresqlinit:datadir} \
@@ -217,9 +218,8 @@ eggs =
     RelStorage
     python-memcached
     ${MySQL-python:egg}
+    psycopg2
 
-#psycopg2
-#pylibmc
 interpreter = py
 
 [versions]