added v3 scraper

lib/docs/scrapers/craft_cms.rb

@@ -9,15 +9,26 @@ module Docs
 
     options[:skip_patterns] = [/features/, /support/, /pricing/, /introduction/, /community/, /search/, /news/, /changelog/, /index/]
     options[:container] = 'div[id=content]'
-    
 
-    version '2.6' do
-      self.release = '2.6.2930'
+# For Version 2
+    version '2' do
+      self.release = '2'
       self.base_url = 'https://craftcms.com/'
       self.root_path = 'docs'
 
       html_filters.push 'craft_cms/clean_html_v2', 'craft_cms/entries_v2'
     end
+    
+# For Version 3
+    version '3' do
+      self.release = '3'
+      self.base_url = 'https://craftcms.com/3/'
+      self.root_path = 'docs'
+      
+      options[:skip] = %w(docs/installing-and-updating)
+
+      html_filters.push 'craft_cms/clean_html_v3', 'craft_cms/entries_v3'
+    end
 
   end
 end