provide a way to sort elements in the topnav tag

[gerardpuig]

Currently wheelcms prints topnav elements ordered by position. The system should provide an optional parameter to be able to retrieve them sorted (by title for example).

[gerardpuig]

See queries.py

def get_visible_children(node, language=None):
(...)
return node.childrenq("contentbase__title", **q)