ui_server: new class Route
ui_server: new class Route

The Route is a helper to define a RESTful request mapping. It
resolves the input URI to a function callback.

The Route is a template class which makes it independent on the
target HTTP server implementation.

Reviewed-by: Petr Stehlík <34fd672d4ba535a5cc62ffb15c811632a40953f1@stud.fit.vutbr.cz>

BeeeOn/server,BeeeOn/server,BeeeOn/server,BeeeOn/server