[JS IR BE] Support coroutines

* Move FinallyBlockLowering to common part
* Fix catching of dynamic exception
* Fix bridges for suspend functions
* Disable explicit cast to Unit
* Run lowering per module
* Update some test data

js/js.ast/src/org/jetbrains/kotlin/js/backend/ast/JsName.java

@@ -4,9 +4,9 @@
 
 package org.jetbrains.kotlin.js.backend.ast;
 
+import org.jetbrains.annotations.NotNull;
 import org.jetbrains.kotlin.js.backend.ast.metadata.HasMetadata;
 import org.jetbrains.kotlin.js.common.Symbol;
-import org.jetbrains.annotations.NotNull;
 
 /**
  * An abstract base class for named JavaScript objects.