OSLeft/OSRight have been renamed to MetaLeft/MetaRight respectively. This change will allow the Super/Windows key to be used under the qemu rfb extension under Chrome and updated browsers. https://github.com/w3c/uievents-code/issues/7 https://developer.mozilla.org/en-US/docs/Web/API/KeyboardEvent/code
This commit moves all the input-related files from `core/` to `core/input/`, and renames a couple as relevant (input.js --> input/devices.js, keyboard.js --> input/util.js).