EditEffectDialog: Cancel button does not update a Range button and an Area slider properly
Steps to reproduce this bug:
1) Open a spellcreation dialog
2) Add a new effect with Target range
3) Open this effect for edit
4) Change effect range to Self
5) Click on Cancel button
6) Open this effect for edit
1) Range button still has Self label, but the effect has Target range.
2) Area slider is still disabled, even if effect has > 1 Area.