Code formatting, and clean up so that xhiccuped is only handled in case the pipe isn't terminating

src/socket_base.cpp

@@ -970,12 +970,11 @@ void zmq::socket_base_t::write_activated (pipe_t *pipe_)
 
 void zmq::socket_base_t::hiccuped (pipe_t *pipe_)
 {
-    if( options.delay_attach_on_connect == 1 ) {
+    if (options.delay_attach_on_connect == 1) 
         pipe_->terminate (false);
-    }
-    
-    //  Notify derived sockets of the hiccup
-    xhiccuped (pipe_);
+    else 
+        //  Notify derived sockets of the hiccup
+        xhiccuped (pipe_);
 }
 
 void zmq::socket_base_t::terminated (pipe_t *pipe_)