Change Github to Gitote

templates/misc/signup_prompt.tmpl

@@ -20,7 +20,7 @@
             teams, manage permissions, and collaborate on projects.
         {{end}}
         {{if or .PageIsRepoHome .PageIsRepoWiki}}
-            GitHub is home for developers working together to host and review code, manage projects, 
+            Gitote is home for developers working together to host and review code, manage projects, 
             and build software together.
         {{end}}
     </h5>