Description fixes

**Siege equipment** maps have returned to CS:1
- **Ballista**: Increased damage

**Skirmishers**
- **Movement speed**: 0.81 **→** 0.77

**WinterGuard Huscarl**
- **Oathbreaker**: +5 armor, +5% damage

All crossbows
Reduced damage slightly
Reduced missile speed that reduces effective range

+ Fixed the ballista causing server lag
Some reskins

As the increase of throwing skill made some issues, here are some adjustments:

Highborn Nobles
Royal Skirmishers -4 troops, removed shield bonus

WinterGuard Huscarl
FrostBorn removed shield bonus

Palace Royal Guard
Immortal Infantry +80 bonus health → +70

Vlandian Volgier
Medium Infantry +4 additional troops → +12

Pikes
Increased their damage slightly as the change made them too weak againts infantry

+ Fixed the unbreakable shields being able to be broken
Fixed sturgian skirmishers having too little troops (now all skirmisher units have 70 troops, empire recruits have 85)

Vlandian Vulgier
Spearman Infantry changed to Medium Infantry
Grants mace, shield and spear, -25% blunt damage taken, +4 troops

Pikes
-20% melee damage, +20% damage againts mounts, +8 bonus troops → +5

Elite Heavy Spearmen
Shield bash stuns for a bit longer

+ Fixed missing +5 bonus troops for khuzait medium steppe spearmen
Some bug fixes to maps

Cavalry
Heavy Riders: -12 troops → -15 troops

Vlandian Peasant
Farmer: added pitchforks (and removed the spear from village militia)

Some more mod fixes...

Mod fixes

Perk icon changes

Cavalry (Skirmishers) for all factions
Light horses: Replaces 1 javelin stack for a spear
Heavy horses: Replaces 1 javelin stack for a long spear

Khuzait Cavalry
Nimble Steppe Archers: +27% movement speed → 22% movement speed (since the global speed change made them faster then intended)

+ Some fixes to unit visuals