- New preference to allow users to disable keyboard shortcuts.

- Make Cookies.js an optional dependency. If not present, uses localStorage for user preferences.

- Add support for a fixed location for sign videos defined by `data-sign-div`.

- Add support for an audio poster image defined by `data-poster` for the image URL and `data-poster-alt` for the alternative text.

- Added new demo to view player in translation at https://ableplayer.github.io/ableplayer/demos/translations.html

- Hide transcript and description preferences if not applicable to the current player.

- Set border-box on chapter buttons to prevent overflow.

- Removed border-radius on big player button.

- Apply both background and background-color styles on big player button, to limit bleed from outside styles.

- Set both color and background on VTS alerts.

- Remove right margin on checkbox labels in draggable windows.

- Use CSS transitions in place of JS animations.

- New styles to support Audio Poster image positioning.

- Added a timeout to resolve promise looking for YouTube captions if they don't load, so player doesn't fail on YouTube videos with no captions.

- Remove setFullscreen(false) when rebuilding player, which prevented the fullscreen button from reacting to changes.

- Improvements to draggable window positioning calculations.

- Check button status before redrawing controls to prevent unnecessary repaints

- Fix broken internal timestamp tags due to sanitization.

- Add new translation method `this.translate( 'key', 'Default %1 String', [ args ] )`.

-- supports arguments so strings with arguments can be handled as a single string.

-- ensures that if translations don't load, the player will still render.

-- ensure that default strings are available in the code at the point of editing, for easier comprehension.

- Added missing strings to translatable strings; mostly in the Transcript Sorter.

- Update positioning of transcript or sign windows when a user goes full screen to ensure that they are still onscreen and visible.

- Restore positioning of transcript or sign windows after existing full screen.

- Remove fullscreen polyfill intended to support browser without support for the FullScreen API

- Added a visible drag handle in draggle windows (Sign language and Transcript.)

- Only the visible drag handle is a draggable surface, to prevent unexpected changes.

- Removed duplicate screen reader text from player controls.

- Removed references and code for helpDialog.

- Remove Fullscreen polyfill

- Miscellaneous removals of unused variables and arguments.

- Reduced the jQuery dependency to jQuery Slim

-- Uses native promises

-- Uses native AJAX queries

-- Eliminates JS animations