Cart Termination should be affected by % effects (#2924)

* Fixes #253.
* Only applies to renewal mode.
Thanks to @raynra and @flamefury!

db/re/skill_db.txt

@@ -710,7 +710,7 @@
 482,0,6,4,0,0x1,0,5,1,no,0,0,0,magic,0,0x0,		PF_DOUBLECASTING,Double Casting
 483,18,6,2,0,0x1,1:2:3:4:5,1,1,no,0,0,0,none,0,0x0,	HW_GANBANTEIN,Ganbantein
 484,18,6,2,2,0xD1,0,5,1,yes,0,0x18000,0,misc,0,0x11010,		HW_GRAVITATION,Gravitation Field
-485,-2,6,1,-1,0x8,0,10,1,no,0,0,0,weapon,0,0x4000,	WS_CARTTERMINATION,Cart Termination
+485,-2,6,1,-1,0x0,0,10,1,no,0,0,0,weapon,0,0x4000,	WS_CARTTERMINATION,Cart Termination
 486,0,6,4,0,0x1,0,5,1,no,0,0,0,weapon,0,0x4000,		WS_OVERTHRUSTMAX,Maximum Power Thrust
 487,0,6,4,0,0x1,0,5,1,no,0,0,0,none,0,0x8,		CG_LONGINGFREEDOM,Longing for Freedom
 488,0,6,4,0,0x1,1,5,1,no,0,0x20,0,misc,0,0x1,	CG_HERMODE,Wand of Hermode