Merge branch 'precipmobj-fix' into 'master'

Add sprite2 to precipmobj_t

See merge request STJr/SRB2Internal!150

src/p_mobj.h

@@ -388,6 +388,7 @@ typedef struct precipmobj_s
 	angle_t angle;  // orientation
 	spritenum_t sprite; // used to find patch_t and flip value
 	UINT32 frame; // frame number, plus bits see p_pspr.h
+	UINT8 sprite2; // player sprites
 	UINT16 anim_duration; // for FF_ANIMATE states
 
 	struct mprecipsecnode_s *touching_sectorlist; // a linked list of sectors where this object appears