analytics.js.erb in middleman-google-analytics-2.1.0

- old
+ new

@@ -1,12 +1,14 @@
 <%
   file = @options.debug ? 'u/ga_debug' : 'ga'
+  pluginUrl = '//www.google-analytics.com/plugins/ga/inpage_linkid.js'
 
   gaq = []
   gaq << ['_setAccount', "#{@options.tracking_id}"]
   gaq << ['_setDomainName', "#{@options.domain_name}"] if @options.domain_name
   gaq << ['_setAllowLinker', true] if @options.allow_linker
   gaq << ['_gat._anonymizeIp'] if @options.anonymize_ip
+  gaq << ['_require', 'inpage_linkid', pluginUrl] if @options.enhanced_link_attribution
   gaq << ['_trackPageview']
 %>
 var _gaq = _gaq || [];
 <%= gaq.map! { |x| "_gaq.push(#{x});" }.join("\n") %>
 (function() {