[licence] updated copyright years
[fix] don't crash if config or default config is empty
[fix] adapted Interface to recent changes, pass bot object, and correct api_methods() calculation
[evol] fix silly mistakes/typos
[evol] conversation protocol complete rework + work on action protocol §1 (refs #30)
[evol] uncomplete MapMaker bot implementation (global cyborg classes, use of EventMachine with UNIX socket backend, configuration adjustments, ...) (refs #31)
[evol] configuration defaults and schema checking (closes 21)
[licence] updated copyright years and added missing headers
[cleanup] moved base require files in 'lib/cyborghood/base'