HandleKeypress in Styleguide doesn't let you type q/w/e keys in code blocks

[IanLondon]

overview

Can't type q/w/e into code blocks in styleguide

current behavior

HandleKeypress example in styleguide page prevents normal behavior of using keys

steps to reproduce

Type q/w/e in Component Styleguide while trying to modify a code block

expected behavior

q/w/e keys should type letters into the code blocks, not be ignored

[mcous]

HandleKeypress prevents default on any keys that are handled. This is necessary for certain use-cases, but should likely be configurable