Ditto, moar internal key arrangements.

just key compatibility stuff.

- included recently-added units to techs and similar effects.

- warriors, quarrelers and pathgrinders reskinned for a more rugged look.
- added 1 helmet variant to LBs.

- removed arty building lvl4.
- moved Pathgrinders to Rangers building, and now they can into vanguard.
- added Rangers (axes) and Bolt Throwers for recruitment.

- fixed hit points stuff for new character types.
- added Runelord to custom battle.

Updated for Patch4.

- Tech tooltips mistakenly referencing Wardbearers as "Runebearers" have been purged.
- Other typos were fixed.
- blah blah new innate skills' icons were changed.

- decreased Wardlord's custom battle cost and his melee AI value accordingly.
- maybe fix for the issue with lorehammer.

- Introduced Wardlord (new lord).
- Upped priority of faction_tables against issues with themed UIs.