Biblos 5.51

Update of 06/11/2021 - All unicode text input and display system now extends to 21 bits. This means that other characters, such as symbols and emojis, can be entered and managed. This change affects a large part of the software, starting from the main window. - New script for Jaws that integrates 21 bit unicode reading. - New addon for NVDA that integrates 21 bit unicode reading. - Bug fixes.