Update CoffeeScript documentation (1.8.0)

lib/docs/filters/coffeescript/clean_html.rb

@@ -15,7 +15,10 @@ module Docs
         end
 
         # Remove Books, Screencasts, etc.
-        css('#scripts ~ *', '#scripts').remove
+        while doc.children.last['id'] != 'scripts'
+          doc.children.last.remove
+        end
+        doc.children.last.remove
 
         # Make proper headings
         css('.header').each do |node|

lib/docs/scrapers/coffeescript.rb

@@ -2,7 +2,7 @@ module Docs
   class Coffeescript < UrlScraper
     self.name = 'CoffeeScript'
     self.type = 'coffeescript'
-    self.version = '1.7.1'
+    self.version = '1.8.0'
     self.base_url = 'http://coffeescript.org'
 
     html_filters.push 'coffeescript/clean_html', 'coffeescript/entries', 'title'