8172530: JShell: TypeProjection .stream().map(...).collect(...) must be replaced with .map(...) Reviewed-by: mcimadamore

8171325: NPE in Check.clearLocalClassNameIndexes Reviewed-by: mcimadamore

8169197: Improve error reporting for compiling against unexported package Summary: When a type cannot be found, look into other modules, search for possible viable types, and report them conveniently to the user. Reviewed-by: mcimadamore, jjg