adding appveyor to the forum page

Author: planes

Diff for: forum.html

@@ -43,9 +43,9 @@
 										<img src="images/github_white.svg">
 									</span>
 									</a></li>
-								<li><a href="https://travis-ci.org/suavecode/SUAVE">
-									<span class="icon2 icon-travis">
-										<img src="images/travis_white.svg">
+								<li><a href="https://ci.appveyor.com/project/planes/suave">
+									<span class="icon2 icon-appveyor">
+										<img src="images/appveyor-logo.svg">
 									</span>
 									</a></li>
 								<li><a href="https://coveralls.io/github/suavecode/SUAVE">