Add requirement handlers to check for auras applied by anyone.
Add requirement handlers to check for auras applied by anyone.

The requirement handlers are:

  - buff_any
  - debuff_any
  - target_buff_any
  - target_debuff_any

These check for buffs and debuffs on the player or the target that are
cast by anyone, not restricted to the player.

ultijlam/ovale,eXhausted/Ovale,eXhausted/Ovale,ultijlam/ovale,Xeltor/ovale,ultijlam/ovale,eXhausted/Ovale