Update Clojure documentation (1.9)

lib/docs/scrapers/clojure.rb

@@ -13,9 +13,14 @@ module Docs
       Licensed under the Eclipse Public License 1.0.
     HTML
 
+    version '1.9' do
+      self.release = '1.9'
+      self.base_url = 'https://clojure.github.io/clojure/'
+    end
+
     version '1.8' do
       self.release = '1.8'
-      self.base_url = 'https://clojure.github.io/clojure/'
+      self.base_url = 'https://clojure.github.io/clojure/branch-clojure-1.8.0/'
     end
 
     version '1.7' do