Hero3/vcmi

réplica de https://github.com/vcmi/vcmi.git

Autor	SHA1 Mensaxe	Data
Ivan Savenko	9f713a0914 Rename int3::valid to isValid for consistency	hai 7 meses
Andrii Danylchenko	37dc2a38e8 NKAI: reduce double army loss cases	hai 1 ano
Andrii Danylchenko	1388fb1493 NKAI: port exploration from VCAI	hai 1 ano