fix build error

Author: zdenko

Cakefile

@@ -248,7 +248,8 @@ buildDocs = (watch = no) ->
     unless section is "changelog"
       content = content.replace /```[^\`]+```/g, ""
       weight = level.length
-      searchCollections.docs.push {section, title, weight, content, data...}
+      {parent, href} = data
+      searchCollections.docs.push {section, title, weight, content, parent, href}
     else
       # Break changelogs into (release) chunks.
       releaseLogs = content.split /```\s*releaseHeader\(([^\)]+)\)\s*```/