Add custom voice wake-up keywords settings for each character, fixed some issues

[olist] [*] Add custom voice wake-up keyword settings for each character. Setup setp: Click the 'Edit' button on the character list interface or click right-click-popup-menu to edit, then in the opened character editing window, select the 'Custom Wake-up' page. At the bottom, you can use the keyboard or voice to input multiple keywords that can wake up this character. This significantly increases the voice wake-up recognition rate. [*] Add nickname setting for characters: In the character editing, you can set a nickname separately for the current character on the character configuration page [/olist] [img]{STEAM_CLAN_IMAGE}/44301126/c86b41551b774913728fe00da96271fce824143d.jpg[/img]