Don't serialize module ID in module presets.

src/app/ModuleWidget.cpp

@@ -552,6 +552,8 @@ PortWidget* ModuleWidget::getOutput(int portId) {
 
 json_t* ModuleWidget::toJson() {
 	json_t* moduleJ = APP->engine->moduleToJson(module);
+	// When serializing ModuleWidget, don't include the ID. This ID is only meaningful when serializing the entire rack.
+	json_object_del(moduleJ, "id");
 	return moduleJ;
 }
 

src/app/RackScrollWidget.cpp

@@ -102,9 +102,9 @@ void RackScrollWidget::onHoverKey(const event::HoverKey& e) {
 	float arrowSpeed = 30.0;
 	if ((e.mods & RACK_MOD_MASK) == (RACK_MOD_CTRL | GLFW_MOD_SHIFT))
 		arrowSpeed /= 16.0;
-	else if ((e.mods & RACK_MOD_MASK) == RACK_MOD_CTRL)
+	if ((e.mods & RACK_MOD_MASK) == RACK_MOD_CTRL)
 		arrowSpeed *= 4.0;
-	else if ((e.mods & RACK_MOD_MASK) == GLFW_MOD_SHIFT)
+	if ((e.mods & RACK_MOD_MASK) == GLFW_MOD_SHIFT)
 		arrowSpeed /= 4.0;
 
 	if (e.action == RACK_HELD) {