remove trailing whitespaces in lib/connection-parameters.js

Author: booo

lib/connection-parameters.js

@@ -4,8 +4,8 @@ var path = require('path');
 var defaults = require(__dirname + '/defaults');
 
 var val = function(key, config) {
-  return config[key] || 
-    process.env['PG' + key.toUpperCase()] || 
+  return config[key] ||
+    process.env['PG' + key.toUpperCase()] ||
     defaults[key];
 };