Adding current version in footer

- currently version 2.1.1
- static string, not dynamic

go/go/templates/layouts/footer.html

@@ -5,7 +5,8 @@
 	  <span class="text-muted">A project of
 	    <a href="http://srct.gmu.edu/">GMU<strong> SRCT</strong></a>. |
 			Read and contribute to our <a href="https://git.gmu.edu/srct/go/">source code</a>. |
-			Freely-licensed under <a href="http://www.apache.org/licenses/LICENSE-2.0">Apache 2.0</a>.
+			Freely-licensed under <a href="http://www.apache.org/licenses/LICENSE-2.0">Apache 2.0</a>. |
+			Go Version 2.1.1
 		</span>
 	</div>
 </footer>