Database config changes to hopefully stop people from accidently commiting database.yml. (As recommended by Shaun)

I'll back this out if it doesn't work nicely with what's on dev.

config/postgres.example.database.yml

@@ -0,0 +1,29 @@
+# Postgresql version 8.3 recommended.
+# See http://wiki.openstreetmap.org/wiki/OSM_Protocol_Version_0.6/postgres for detailed setup instructions.
+#
+development:
+  adapter: postgresql
+  database: openstreetmap
+#  username: openstreetmap
+#  password: openstreetmap
+  host: localhost
+  encoding: utf8
+
+# Warning: The database defined as 'test' will be erased and
+# re-generated from your development database when you run 'rake'.
+# Do not set this db to the same as development or production.
+test:
+  adapter: postgresql
+  database: osm_test
+#  username: osm_test
+#  password: osm_test
+  host: localhost
+  encoding: utf8
+
+production:
+  adapter: postgresql
+  database: osm
+#  username: osm
+#  password: osm
+  host: localhost
+  encoding: utf8