Version 2.2.0

Dialogue engine Version 2.2.0

BIG CHANGES

- Now the speakers face sprite can be of any size and it will be automatically resized.

- Removed script textbox_sound_on. Now sound gets on when setting the sound with textbox_set_sound. This makes things easier.

- Added possibility to change the volume and interval of textbox sound (optional arguments in textbox_set_sound).

LITTLE CHANGES

- Changed the default size of the textbox. Now it's slightly smaller.

- Changed the skip delay from 5 steps to 4.

BUG FIXES

- Removed unnecessary script call from signboard.