Update D3.js documentation (3.5.12)

assets/javascripts/templates/pages/about_tmpl.coffee

@@ -126,7 +126,7 @@ credits = [
     'http://creativecommons.org/licenses/by-sa/2.5/'
   ], [
     'D3.js',
-    '2015 Michael Bostock',
+    '2010-2016 Michael Bostock',
     'BSD',
     'https://raw.github.com/mbostock/d3/master/LICENSE'
   ], [

lib/docs/scrapers/d3.rb

@@ -3,7 +3,7 @@ module Docs
     self.name = 'D3.js'
     self.slug = 'd3'
     self.type = 'd3'
-    self.version = '3.5.9'
+    self.version = '3.5.12'
     self.base_url = 'https://github.com/mbostock/d3/wiki/'
     self.root_path = 'API-Reference'
     self.links = {
@@ -40,7 +40,7 @@ module Docs
     options[:skip_patterns] = [/\//]
 
     options[:attribution] = <<-HTML
-      &copy; 2015 Michael Bostock<br>
+      &copy; 2010&ndash;2016 Michael Bostock<br>
       Licensed under the BSD License.
     HTML
   end