add nofollow to installer links
diff --git a/site/src/site/pages/download.groovy b/site/src/site/pages/download.groovy
index af743dc..5492359 100644
--- a/site/src/site/pages/download.groovy
+++ b/site/src/site/pages/download.groovy
@@ -210,7 +210,7 @@
                                                 }
                                                 if (pkg.windowsInstaller) {
                                                     td {
-                                                        a(href: pkg.windowsInstaller) {
+                                                        a(href: pkg.windowsInstaller, rel: 'nofollow') {
                                                             i(class: 'fa fa-windows fa-4x') {}
                                                             br()
                                                             yield ' Windows installer'