Store and reset value of Node:: in load() macro.
Accumulate and return result of dotimes.
Implement sorting by using PHP's sort().
count() on lists should check if a length attr is set, not if it's truthy.
Add pharen-sort=>sort keyword rename.

This avoids conflict with PHP's sort function and still lets you use the sort() name in Pharen.
Compile return/last node after the body nodes are compiled in let bindings.

This ensures that any annotations in the body are processed first.