Update padList correctly

fixes #1971

src/node/db/PadManager.js

@@ -170,6 +170,7 @@ exports.getPad = function(id, text, callback)
     {
       if(ERR(err, callback)) return;
       globalPads.set(id, pad);
+      padList.addPad(id);
       callback(null, pad);
     });
   }