Fix revoke command in database.pp to support postgres 8.1

In postgres 8.1, the 'CONNECT' privilege doesn't exist, which
would result in an error if you tried to use the 'database'
type.  This commit conditions the revoke statement to use the
'ALL' privilege on 8.1.

manifests/database.pp

@@ -27,6 +27,10 @@ define postgresql::database(
 
   if ($postgresql::params::version != '8.1') {
     $locale_option = '--locale=C'
+    $public_revoke_privilege = "CONNECT"
+  } else {
+    $locale_option = ""
+    $public_revoke_privilege = "ALL"
   }
 
   $createdb_command = "${postgresql::params::createdb_path} --template=template0 --encoding '${charset}' ${locale_option} '${dbname}'"
@@ -46,7 +50,7 @@ define postgresql::database(
 
   # This will prevent users from connecting to the database unless they've been
   #  granted privileges.
-  postgresql_psql {"REVOKE CONNECT ON DATABASE $dbname FROM public":
+  postgresql_psql {"REVOKE ${public_revoke_privilege} ON DATABASE $dbname FROM public":
     db          => 'postgres',
     refreshonly => true,
     cwd         => $postgresql::params::datadir,