It is great that one can enter translations for user-defined blocks but it isn't clear how to add translations of comments. And in particular the top-level comment that becomes the 'help' for the block really needs to be localized. Is there a way to enter translations of comments?
No, not so far. Someday...
Load the getter/setter library and use this script:
Yeah, you figured it out before I had a chance to test it, but when I saw the resize icon inside the speech balloon I figured "contents" was something other than plain text. :~D