* update version strings for 5.3.0 * updated documentation
* changed action names * updated settings for new action key * updated keyboard input guide * updated readme top * updated appveyor link * fixed qml issue and some formatting * updated screenshots * updated documentation portion of readme * fix qml issues
* updated documentation/screenshots, let seated-recenter show in all modes, fixed default value of brigthness * fixed formatting * changed PTT to System * added comma to documentation