in src/main/jbake/templates/includes/U.groovy [63:72]
def getSortedParents(content, published_content) {
def result = new TreeMap()
result.put(0, [ uri:"", title:"Home" ])
published_content.each { item ->
if(isAncestor(item, content)) {
result.put(item.uri.length(), item)
}
}
return result
}