Changes since last beta update

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Def changes to make pickups cast shadows:
defs/actors/ammo.txt
defs/actors/health.txt
defs/actors/keys.txt
defs/actors/pickups.txt
defs/actors/weapons.txt
scripts/animal.txt
    line 196, OnDamage: item.Flags() |= AF_CASTSHADOW;
scripts/enemy/enemy.txt
    line 192, TossItem: item.Flags() |= AF_CASTSHADOW;
scripts/map/level48_script.txt
    line 331, $script 8: g_pHunter.Flags() &= ~AF_SOLID;
    line 337, $script 8: pItem.Flags() |= AF_CASTSHADOW;
scripts/pickupSpawner.txt
    line 251, SpawnItem: item.Flags() |= AF_CASTSHADOW;
    line 287, SpawnItem: item.Flags() |= AF_CASTSHADOW;
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defs/actors/player.txt
    line 14: player.viewHeight               55.296
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scripts/enemy/enemy.txt:
    line 208, void TossGib: self.CheckPosition(kVec3(x, y, z));
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scripts/main.txt:
    line 164, void InitCampaignerStateVars: setFunc("campaignerShieldHealth", "0");
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scripts/misc/giblet.txt: fixed checkPosition usage and prevent sound spam.
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levels/level15.map - fix position of a brancho that was going through a platform while turning 
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defs/mapInfo.txt: added new "warpcp_" properties for HUBs
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defs/headTrackInfo.txt: fixed head scales, added leaper and turok headtrackinfo
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scripts/bosses/campaigner.txt: shield stuff
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defs/damageInfo.txt: 
added S_Plyr_Knife, M_Chrono_, M_Plyr_Explosion_25_hit_rad_20 (alien weapon), S_Damage__Nudge_Target_damage_25 (alien weapon)
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scripts/player.txt:
line 423:
```
    if(self.GetWaterLevel() == WLT_UNDER &&
        (World.GetAreaFlags(self.AreaID()) & AAF_ANTIGRAVITY) == 0)
```
In OnDeath function changed CallDelayedMapScript to CallMapScript. (Prevents a softlock in mantis fight)

void KnifeAttack: added check for non solid actor: line 608: (actor.Flags() & AF_SOLID) == 0)

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actorfx/weapons.kafx:
Added to first command in GunFire: $use_gamespeed (0)
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scripts/enemy/turret.txt:
line 48: if((self.Flags() & AF_DEAD) != 0 && m_deathFreezeTime <= 0)
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scripts/misc/traps.txt:
line 150: if(actor is null || (actor.Flags() & AF_SOLID) == 0)
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scripts/movers/floor.txt:
line 58: Added: self.IgnoreSectorHeightChange() = true;
line 353: void Rotate(void) : Player.Actor().RotateAroundOrigin(diff, self.Origin());
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scripts/bosses/trex.txt:
    line 831 Added:
```
        if(Player.Actor().Health() <= 0 || Player.Locked())
        {
            return;
        }
```
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scripts/bosses/mantis.txt:
    line 1705: if(state != MS_DEAD)
    
    Added function:
    ``` 
        void OnEndLevel(void)
        {
            SetGlobalState();
        }
    ```
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scripts/map/level03_script.txt: in $script 4 fixed positioning of actors.
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scripts/map/level48_script.txt: line 106: Added: Player.SilentCheckPoints() = true;
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scripts/map/level49_script.txt:
line 22: Added: kActor @g_pKeyPlaque = null;
line 69: Added:
```
    @g_pKeyPlaque = World.GetActorByTID(200);
    
    if(g_pKeyPlaque.IsPersistentMarked())
    {
        World.TriggerActorsByTID(g_pKeyPlaque, 440);
    }
```
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scripts/map/level50_script.txt:
line 239: Removed: Camera.ClearInterpolation();
line 383: Added: int lastPortrait = g_portrait;
line 407,408: Changed to use Math::Clampf
line 426: Added:
```
        if(g_portrait != lastPortrait)
        {
            Camera.ClearInterpolation();
        }
```
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localization files added 2 new keys for weapon binding menu
m_weapon_knife = "Knife"
m_weapon_tekbow = "Tek Bow"