Large round shield (no boss) mesh + complimentary variants to the new Gaul noble tunic

This was SVN commit r26489.

binaries/data/mods/public/art/actors/units/gauls/cavalry_swordsman_a_r.xml

@@ -66,6 +66,21 @@
         <texture file="skeletal/gaul/tunic_noble_01_03.png" name="baseTex"/>
       </textures>
     </variant>
+    <variant frequency="1" name="Gallic-Tunic-Noble-02-01">
+      <textures>
+        <texture file="skeletal/gaul/tunic_noble_02_01.png" name="baseTex"/>
+      </textures>
+    </variant>
+    <variant frequency="1" name="Gallic-Tunic-Noble-02-02">
+      <textures>
+        <texture file="skeletal/gaul/tunic_noble_02_02.png" name="baseTex"/>
+      </textures>
+    </variant>
+    <variant frequency="1" name="Gallic-Tunic-Noble-02-03">
+      <textures>
+        <texture file="skeletal/gaul/tunic_noble_02_03.png" name="baseTex"/>
+      </textures>
+    </variant>
   </group>
   <group>
     <variant file="biped/rider/cavalry/base_swordsman_relax_shield.xml" frequency="1" name="Swordsman-Relax-Shield"/>