add getBrain function to c2eCreature
add getBrain function to c2eCreature

ccdevnet/openc2e,bdonlan/openc2e,ccdevnet/openc2e,bdonlan/openc2e,bdonlan/openc2e,crystalline/openc2e,ccdevnet/openc2e,crystalline/openc2e,crystalline/openc2e,crystalline/openc2e,crystalline/openc2e,ccdevnet/openc2e,bdonlan/openc2e,ccdevnet/openc2e,ccdevnet/openc2e