Make the DMG actually *applied*. Consequence: flame will continue flying...

Make the DMG actually *applied*. Consequence: flame will continue flying through player instead of dying in midair and dropping a flame, but this is actually desirable given the current behaviour looks kind of shitty.

src/info.c

@@ -6490,7 +6490,7 @@ mobjinfo_t mobjinfo[NUMMOBJTYPES] =
 		DMG_FIRE,       // mass
 		1,              // damage
 		sfx_None,       // activesound
-		MF_NOBLOCKMAP|MF_MISSILE|MF_NOGRAVITY, // flags
+		MF_NOBLOCKMAP|MF_MISSILE|MF_PAIN|MF_NOGRAVITY, // flags
 		S_NULL          // raisestate
 	},