History of label

https://hg.mozilla.org/mozilla-central/rev/937f3feed15f

Add labeled blocks and labeled function declarations

strict equality in code examples

add ES draft

Fix indentation on code snippet, as it was misleading; added braces for further clarity.

fix compat parsing error

Clearing technical review. I think it is true that there is no need for the big red banner that discourages labels. Havent found anything that says differently.

Removing recommandation not supported by clear evidence. If you disagree, please provide concrete examples illustrating how the alternatives proposed in that recommandation make.the code better.

lint