Fix han sales having broken scale causing visual glitches.

Also use the correct normal and spec textures for the sail.

This was SVN commit r27581.

binaries/data/mods/public/art/actors/props/structures/han/trireme_sail.xml

@@ -6,8 +6,8 @@
       <mesh>props/han_trireme_sail.dae</mesh>
       <textures>
         <texture file="props/han_sail_square.png" name="baseTex"/>
-        <texture file="default_norm.png" name="normTex"/>
-        <texture file="null_black.dds" name="specTex"/>
+        <texture file="props/han_sail_square_norm.png" name="normTex"/>
+        <texture file="props/han_sail_square_spec.png" name="specTex"/>
       </textures>
     </variant>
   </group>