Update Redis documentation (3.0.0)

lib/docs/filters/redis/clean_html.rb

@@ -4,9 +4,9 @@ module Docs
       def call
         at_css('ul')['class'] = 'commands' if root_page?
 
-        css('nav', 'aside', 'form').remove
+        css('nav', 'aside', 'form', '.anchor-link').remove
 
-        css('> article', 'pre > code').each do |node|
+        css('> article', '.article-main', 'pre > code', '.container').each do |node|
           node.before(node.children).remove
         end
 

lib/docs/filters/redis/entries.rb

@@ -19,6 +19,7 @@ module Docs
         when 'AUTH'             then 'Connection'
         when 'BGREWRITEAOF'     then 'Server'
         when 'PFADD'            then 'HyperLogLog'
+        when 'CLUSTER ADDSLOTS' then 'Cluster'
         else 'Miscellaneous'
         end
       end

lib/docs/scrapers/redis.rb

@@ -1,8 +1,12 @@
 module Docs
   class Redis < UrlScraper
     self.type = 'redis'
-    self.version = 'up to 2.8.19'
+    self.version = 'up to 3.0.0'
     self.base_url = 'http://redis.io/commands'
+    self.links = {
+      home: 'http://redis.io/',
+      code: 'https://github.com/antirez/redis'
+    }
 
     html_filters.push 'redis/entries', 'redis/clean_html', 'title'