Updated app engine to the latest version with support for the newest Android OS and security fixes

* Improved video player performance
* Fixed cast signal jitters

* Added an option to change the head model position on the screen
* Added an option to rename recordings
* Fixed a network connectivity issue

* Added Personal and Professional configuration presets
* Recording can be started on eyes detection (option must be enabled from Settings)
* Fixed wrong angle degrees in some cases

Fixed text encoding for non-latin symbols

* Added Pinch to Zoom functionality for easier camera calibration on iPhone 13+
* By default the app starts simultaneously recording when starting a cast. This can be disabled from the Settings screen
* Fixed an issue when establishing connection to the viewer app