Apply patch to fix ScrollTable JavaScript
Apply patch to fix ScrollTable JavaScript

Author: exarkun
Reviewer: pjd
Fixes #2560

Change the use of "char", a reserved word, to a different variable name.
Change the use of a "for (... in ...)" loop, which often has surprising
behavior, to a normal "for (...; ...; ...)" loop.

twisted/mantissa,twisted/mantissa,twisted/mantissa