(svn r8321) -Fix

Reduce the size of EngineInfo (from 28 to 24 bytes) by moving one of its attributes

src/engine.h

@@ -78,9 +78,9 @@ typedef struct RoadVehicleInfo {
  */
 typedef struct EngineInfo {
 	Date base_intro;
-	byte unk2;              ///< Carriages have the highest bit set in this one
 	Year lifelength;
 	Year base_life;
+	byte unk2;         ///< Carriages have the highest bit set in this one
 	byte load_amount;
 	byte climates;
 	uint32 refit_mask;

src/table/engines.h

@@ -15,26 +15,26 @@
  * @param e Bitmask of the climates
  * @note the 5 between d and e is the load amount
  */
-#define MK(a, b, c, d, e) { DAYS_TILL_ORIGINAL_BASE_YEAR + a, b, c, d, 5, e, 0, 8, 0, 0 }
+#define MK(a, b, c, d, e) { DAYS_TILL_ORIGINAL_BASE_YEAR + a, c, d, b, 5, e, 0, 8, 0, 0 }
 
 /** Writes the properties of a train carriage into the EngineInfo struct.
  * @see MK
  * @note the 0x80 in parameter b sets the "is carriage bit"
  * @note the 5 between d and e is the load amount
  */
-#define MW(a, b, c, d, e) { DAYS_TILL_ORIGINAL_BASE_YEAR + a, b | 0x80, c, d, 5, e, 0, 8, 0, 0 }
+#define MW(a, b, c, d, e) { DAYS_TILL_ORIGINAL_BASE_YEAR + a, c, d, b | 0x80, 5, e, 0, 8, 0, 0 }
 
 /** Writes the properties of a ship into the EngineInfo struct.
  * @see MK
  * @note the 10 between d and e is the load amount
  */
-#define MS(a, b, c, d, e) { DAYS_TILL_ORIGINAL_BASE_YEAR + a, b, c, d, 10, e, 0, 8, 0, 0 }
+#define MS(a, b, c, d, e) { DAYS_TILL_ORIGINAL_BASE_YEAR + a, c, d, b, 10, e, 0, 8, 0, 0 }
 
 /** Writes the properties of an aeroplane into the EngineInfo struct.
  * @see MK
  * @note the 20 between d and e is the load amount
  */
-#define MA(a, b, c, d, e) { DAYS_TILL_ORIGINAL_BASE_YEAR + a, b, c, d, 20, e, 0, 8, 0, 0 }
+#define MA(a, b, c, d, e) { DAYS_TILL_ORIGINAL_BASE_YEAR + a, c, d, b, 20, e, 0, 8, 0, 0 }
 
 // Climates
 // T = Temperate