Revert "BugFix: Attacks and Defence positions: do not allow to attack with walking units"
Revert "BugFix: Attacks and Defence positions: do not allow to attack with walking units"

This reverts commit a86fe3f3aecc4011e58e96d35e72cdaae2ee8345.

thibmo/kam_remake,Alexandr57/kam_remake,reyandme/kam_remake,Alexandr57/kam_remake,Alexandr57/kam_remake,thibmo/kam_remake,thibmo/kam_remake,reyandme/kam_remake,Alexandr57/kam_remake,reyandme/kam_remake,reyandme/kam_remake,Alexandr57/kam_remake,thibmo/kam_remake,Alexandr57/kam_remake,thibmo/kam_remake,reyandme/kam_remake