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

src/socket_base.cpp

@@ -970,10 +970,9 @@ 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);
-    }
-    
+    else 
         //  Notify derived sockets of the hiccup
         xhiccuped (pipe_);
 }