Separated boots from pants and implemented critical failures on combat.

Was unable to reproduce bug http://slashie.net/mantis/view.php?id=640

- 0000354: [Request for Enhancement] Add Critical Failures - closed.
- 0000641: [Bug Report] Create footwear item classifier - closed.

Aprox. Work Time: 498:00 (496:00 + 2:00)