VM skips finally clause when catch clause throws.

[floitschG]

In the following example the finally should be executed but isn't:

main() {
  try {
    throw 0;
  } catch (e, s) {
    rethrow;
  } finally {
    print("finally");
  }
}

[a-siva]

Added Duplicate label.
Marked as being merged into #430.