Some of this PR's changes are very good. To help merge them faster, it would help to split parts off into separate PRs:

• Make a backup branch just in case:

  git branch backup_layout_branch

• Split the resize helpers into their own PR: #930

  1. Split the changes into their own branch

     git branch add_widget_resize_helpers
     git checkout add_widget_resize_helpers
     git reset --hard 4744cc06
     git cherry-pick ba4a5d6a
     git push --set-upstream origin add_widget_resize_helpers

  2. Make the PR for widget resizing: https://github.com/CORRUPTOR2037/pyglet/pull/new/add_widget_resize_helpers

• Split the hotkey support for TextEntry into its own branch based off the previous one: #931

  1. Split the changes into a branch based off add_widget_resize_helpers

     git branch add_textentry_hotkeys
     git checkout add_textentry_hotkeys
     git cherry-pick 94c3138
     git push --set-upstream origin add_textentry_hotkeys

  2. Make the PR for widget resizing: https://github.com/CORRUPTOR2037/pyglet/pull/new/add_textentry_hotkeys