Add speed to the precursor ship.

This permits a lot of racing about hyperspace...  For fun and profit.

(Mostly just to explore the game world.)

sc2/src/uqm/ships/sis_ship/sis_ship.c

@@ -48,7 +48,7 @@
 		/* Thrusters increase this and decrease THRUST_WAIT based on
 		 * THRUST_INCREMENT, see InitDriveSlots near the bottom of this file
 		 * for details. */
-#define THRUST_INCREMENT 4
+#define THRUST_INCREMENT 5
 #define THRUST_WAIT 6
 #define TURN_WAIT 17
 		/* Turning jets decrease by 2 each */
@@ -886,7 +886,7 @@ InitDriveSlots (RACE_DESC *RaceDescPtr, const BYTE *DriveSlots)
 		switch (DriveSlots[i])
 		{
 			case FUSION_THRUSTER:
-				RaceDescPtr->characteristics.max_thrust += 2;
+				RaceDescPtr->characteristics.max_thrust += 8;
 				++RaceDescPtr->characteristics.thrust_wait;
 				break;
 		}

sc2/src/uqm/sis.c

@@ -586,7 +586,7 @@ DrawFlagshipStats (void)
 
 	for (i = 0; i < NUM_DRIVE_SLOTS; ++i)
 		if (GLOBAL_SIS (DriveSlots[i]) == FUSION_THRUSTER)
-			max_thrust += 2;
+			max_thrust += 3;
 
 	for (i = 0; i < NUM_JET_SLOTS; ++i)
 		if (GLOBAL_SIS (JetSlots[i]) == TURNING_JETS)

sc2/src/uqm/sis.h

@@ -51,7 +51,7 @@ extern "C" {
 #define FUEL_VOLUME_PER_ROW (HEFUEL_TANK_CAPACITY / MAX_FUEL_BARS)
 #define FUEL_RESERVE FUEL_VOLUME_PER_ROW
 
-#define IP_SHIP_THRUST_INCREMENT 8
+#define IP_SHIP_THRUST_INCREMENT 12
 #define IP_SHIP_TURN_WAIT 17
 #define IP_SHIP_TURN_DECREMENT 2