Move: Do not update Kotlin usages of extension members, add imports instead
  #KT-5378 Fixed
Pseudocode: Do not generate implicit return instruction inside of
Unit-typed lambdas
 #KT-5549 Fixed
Extract runReadAction/runWriteAction utility functions
javadoc
js.frontend new module
Evaluate expression: Don't evaluate something when it is not an expression
 #KT-5561 Fixed
Evaluate expression: fix exception when default package is used
 #KT-5555 Fixed
Evaluate expression: support EE on method with expression body, on properties
 #KT-5485 Fixed
Minor: fix warnings
JS backend: add NotNull annotations
JS backend: convert PropertyTranslator to Kotlin
JS backend: support for explicit delegation

 #KT-4479 Fixed