added rewrite rule for versioned selectors-nonelement

Author: Peter Linss

.htaccess

@@ -177,5 +177,6 @@ RewriteRule ^cssom-values-1/(.*)$ cssom-values/$1
 RewriteRule ^cssom-view-1/(.*)$ cssom-view/$1
 
 RewriteRule ^selectors-4/(.*)$ selectors/$1
+RewriteRule ^selectors-nonelement-1/(.*)$ selectors-nonelement/$1
 RewriteRule ^mediaqueries-4/(.*)$ mediaqueries/$1
 #RewriteRule ^css-xxx-n/(.*)$ css-xxx/$1