Remove exploit where you could hit yourself with Weapon of Wrath and Dirge of Pestilence to create infinitely large shield.
Remove exploit where you could refund cat points right before Falling and double them.
Fix bug where Dirges didn't benefit from `dirge` mastery, only `dirges` mastery.

Update Seen by Arcane Eye to immediately reveal actors that can be seen when affected by true_seeing.

Update Seen by Arcane Eye to immediately reveal actors

Update Seen by Arcane Eye to immediately reveal actors that can be seen when affected by true_seeing.

See merge request !720

Fallen bugfix

Dirges update mastery correctly.
Prevent player from infinitely stacking Pestilence shield with enough action speed.
Prevent exploit where you could increase and decrease talent mastery at the same time you learned Fallen prodigy.

See merge request !721

fix AI targeting

add the missing brackets, so AI's AOE does not ignores friendly creatures and correctly calculate weight; the most obvious behavior of this bug is that summoner's fire dragon & hydra hit their master and other allies.

See merge request !722