1.2 update, w/ GZDoom 4.9 stuff:

- Customizable player skins here too.
 - Integrated re-skin add-ons ("Old Sounds" is still separate).
 - The usual fixes and optimizations.
 - All weapons are now left-handed, where possible.

modeldef.olsmp

@@ -31,7 +31,7 @@ Model "OLSMP"
 	Model 2 "Flat_d.3d"
 	AngleOffset 90
 	Scale 0.04 0.04 0.04
-	Offset 12.4 -30.0 -3.9
+	Offset -12.4 -30.0 -3.9
 
 	Skin 2 "UMuz1.png"
 	FrameIndex AMUZ A 2 0
@@ -73,9 +73,9 @@ Model "OLSMP"
 	Path "models"
 	Model 0 "OLSMPR_d.3d"
 	SurfaceSkin 0 1 "OLSMP.png"
-	Scale 0.12 -0.06 0.084
-	Offset 6.9 -16.8 -11.1
-	AngleOffset 90
+	Scale 0.12 0.06 0.084
+	Offset -6.9 -16.8 -11.1
+	AngleOffset -90
 	RollOffset -90
 
 	// Fire
@@ -195,4 +195,4 @@ Model "OLSMP"
 	FrameIndex AUS2 B 0 102
 	FrameIndex AUS2 C 0 103
 	FrameIndex AUS2 D 0 104
-}
+}