Bug fixes.

- Fixing a crash with an invalid pointer.

- Fixing a namespacing problem with is_ftp_data_conn() and check_relay_3().

- Fixing the do-we-have-an-event-handler-defined check.

Standard test-suite passes.

Seth, I think you can give it a try now ...

src/EventHandler.cc

@@ -23,6 +23,11 @@ EventHandler::~EventHandler()
 	delete [] group;
 	}
 
+EventHandler::operator bool() const
+	{
+	return enabled && ((local && local->HasBodies()) || receivers.length());
+	}
+
 FuncType* EventHandler::FType()
 	{
 	if ( type )