Spike for a new API for declaring endpoints

i just meant that both Superdesk client and server are going to be used as a dependency in many projects in Sourcefabric, so their public interfaces should be clear to the Superdesk developers and to the developers of depending projects, so there should be a place where discussing and agreeing about those interfaces, but the chats are always empty. Maybe it will just be fine like this, Petr can coordinate