4.10 support:

- CORRECTPIXELSTRETCH where needed on models.
 - Replace CoordUtil.GetAxes with quaternion version.

modeldef.eightball

@@ -56,6 +56,7 @@ Model "URocket"
 	Offset 5 0 0
 	Scale 0.05 0.05 0.05
 	USEACTORPITCH
+	CORRECTPIXELSTRETCH
 
 	FrameIndex RCKT A 0 1
 	FrameIndex RCKT B 0 2
@@ -71,6 +72,7 @@ Model "UGrenade"
 	Offset -2 0 0
 	Scale 0.05 0.05 0.05
 	USEACTORPITCH
+	CORRECTPIXELSTRETCH
 
 	FrameIndex RCKT A 0 0
 }
@@ -156,4 +158,4 @@ Model "Eightball"
 	FrameIndex EBLF F 0 62
 	FrameIndex EBLF G 0 63
 	FrameIndex EBLF H 0 64
-}
+}