#28 try to pass the database configuration

config/database.yml

@@ -17,6 +17,7 @@
 default: &default
   adapter: postgresql
   encoding: unicode
+  host: localhost
 #  username: twer
   # For details on connection pooling, see rails configuration guide
   # http://guides.rubyonrails.org/configuring.html#database-pooling
@@ -82,5 +83,5 @@ test:
 production:
   <<: *default
   database: libr
-  username: postgres
+  username: libr
   password: libradmin