Clippy fixes, additional WASM registration work

src/dynamic_data/event_hooks.rs

@@ -18,7 +18,7 @@ pub struct EventHook {
     evt_hook_function: Vec<fn(&Box<&Event>)>,
 }
 
-impl<'battle, 'library> EventHook {
+impl EventHook {
     /// Register a new listener. This will start receiving all events in the battle. Multiple event
     /// listeners can exist at the same time. Note that for these functions the event will be disposed
     /// of after the event is finished being sent.