Spell Disk Demo 1.09

Added new starting spell choice mechanic.
Starting spells are three spells that you've obtained before.
You must have obtained more than 4 different spells before to enable this feature.
Replaced feedback button with link to the official Discord channel.
Added Discord button on the main menu.
Fixed an issue where some objects could be unintentionally seen on edges of screen.
Fixed an issue where dash was not able to cancel attacks on certain cases.
Fixed an issue with Charge Creation Disk not having its proper requirement.
Reworked spark jab spell to avoid error on rare cases.

Thank you for playing!