Wolves Micro AI: code cleanup
Recruit Rushers Micro AI: remove unused library
Herding Micro AI: code cleanup
Micro AIs: make loop variables more descriptive
Big Animals MAI: check that attack target is enemy of AI side

… not only that it is on a different side.
Animals Micro AIs: code cleanup
fixup blindfold to work with PR 121

fixes issue where using blindfold would cause OOS.
now we only check blindfold flag now when redrawing the unit,
not for other purposes
update changelog