ferrie = differentieel

Like to support this request with a project I am working on - where the attached image illustrate the need of having CATEGORIES for layers - if that categories are...

@yohanboniface it is something like that - which probably starts by the mapmakers editing area but please check the ordering of layers for a bug, please (i know that is...

@severinmenard @yohanboniface we are typical talking about two different ways of organizing - that interesting - should we address both request in different issues?

@yohanboniface my second point - the ordering of layers- is related to #375 the grouping of layers request seems to be a new request (according to the response of @severinmenard