Even more visual changes (umdloop#79)

Author: Rishav-N

src/description/models/marker0/meshes/post.dae

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:2b347cae7e173d7291a0fecd070c9ba0ea9f95b1823aa96c6ab12ab27048e8a4
+size 6284

src/description/models/marker0/model.sdf

@@ -10,6 +10,22 @@
           </mesh>
         </geometry>
       </visual>
+
+      <visual name="post_visual">
+        <geometry>
+          <mesh>
+            <uri>model://marker0/meshes/post.dae</uri>
+          </mesh>
+        </geometry>
+
+        <material>
+          <ambient>0.5 0.5 0.5 1</ambient>
+          <diffuse>0.6 0.6 0.6 1</diffuse>
+          <specular>0.1 0.1 0.1 1</specular>
+        </material>
+
+      </visual>
+      
     </link>
   </model>
 </sdf>