Fix speed spell effect
Don't pass spell duration thru the speed spell effect, minor cleanup
Tweak speed spell effect
Replace function with method
Move spellinstance field out of spell effect base class
Remove unused spellinstance fields
Replace direct spell array access
Fix invalid spell handle in magic missile spell effect
Remove function No_MagicAllowed
Code style
Rename parameter
When a bow is equipped, hero screen shows the base damage from arrows.
The lower limit of player's Attributes and Stats is 1 now.
^GAMEDAYS variable now gets the amount of days, rather than their tens.
When a summoned creature kills an NPC, the player now receives experience points.
Set the default duration of "Confuse" spell to 5 seconds.