Simplified emit by returning the message

Author: zubairov

lib/actions/insert.js

@@ -60,7 +60,7 @@ function processAction(msg) {
         console.log('Executing statement');
         yield pstmt.execute(msg.body);
         console.log('Execution completed');
-        this.emit('data', msg);
+        return msg;
     }.bind(this));
 }