Update theme url

layout/_partial/menu.ejs

@@ -9,7 +9,7 @@
     <p>
         &copy; <%= date(new Date(), 'YYYY') %> <%= config.author || config.title %>.
         Powered by <%- link_to("http://hexo.io/", "Hexo", {external: true})%>
-        Theme <%- link_to("https://github.com/Fechin/diaspora", "Diaspora", {external: true})%>
+        Theme <%- link_to("https://github.com/Fechin/hexo-theme-diaspora", "Diaspora", {external: true})%>
         by Fechin
     </p>
 </div>