No, module reloading at runtime is completely gone. This wasn't a tradeoff we made lightly, but the increased stability at runtime was deemed worth it.
We're planning to add the ability to more easily deploy a module + restart the gateway via a Gradle task; see this thread: Issue Upgrading Third Party Modules
And for the particular case of reloading web assets, such as Perspective component data, there is a way to have the gateway always load assets from disk instead of your compiled module: