New `/creaturechat story` command to customize the character creation and chat prompts with custom text.

Adding client language into both prompts, so entities will attempt to speak in the player's language (if valid and possible).

Simplifying character creation, to specify name and type in user message. Lowered chat bubble a bit. New improved user message for system-character prompt. Added lots of examples outputs for system-chat prompt.

Improve chat prompt to include behaviors: <FOLLOW> <FRIENDSHIP> <UNFOLLOW>, etc... Added code to detect separate these behaviors from the cleaned message. Also, better detection of character sheets (making the - optional).

Improve creativeness with chat gpt temperature, improve prompts, better support for GPT 3.5 and 4.0. Update model to gpt-3.5-turbo.