- Fix: negative values for ExplosionSoundID or AltExplosionSoundID in ExplosionData.xml cause a game crash, even though negative values are intended

- armed vehicles always get the 'mounted' bonus for their guns
- removed unused code
- increased ASD starting resources

git-svn-id: https://ja2svn.mooo.com/source/ja2/trunk/GameSource/ja2_v1.13/Build@8115 3b4a5df2-a311-0410-b5c6-a8a6f20db521

Tactical/Soldier Control.cpp

@@ -14307,6 +14307,10 @@ BOOLEAN	SOLDIERTYPE::IsWeaponMounted( void )
 	if ( TileIsOutOfBounds( this->sGridNo ) )
 		return(FALSE);
 
+	// if we are a combat vehicle, our guns are always mounted
+	if ( ARMED_VEHICLE( this ) )
+		return TRUE;
+
 	// anv: passengers who can shoot can rest their guns
 	if ( this->flags.uiStatusFlags & (SOLDIER_DRIVER | SOLDIER_PASSENGER) )
 	{