Standarized logs to have different levels.
Show by default only INFO, ERROR log messages.
Dialogues: Standarized function for NPC chat messages.
Removed trader.lua and trader_test.lua which are part of old 'mobs_npc' mod.
NPC names aren't visible anymore.
Spawner: Added NPC statistics to plotmarkers.
Add statistics-based spawning for a more balanced, family-type spawning of NPCs.
Actions: Modify walk_to_pos to use new pathfinding code.
Allow support for giving positions as strings or tables referring to specific places on Places Map.
Spawner: Assign beds to NPCs.
Increase amount of NPCs now being spawned as they are able to reach top floor beds.
Places: Slight overhaul and changes. Add more info to places.
NPC: Hide nametag.
Dialogues, trading: Add lock and unlock upon starting/finishing an interaction.
Updated README with progress.
Pathfinding: Fix slight bug that avoid a map being generated if the difference of start and end positions' z coordinate is zero.
Places: Added functions for adding and getting places, and for finding places of specific types. Added beds, chairs and chest as places.
NPC: Added places map and action queue.
Moved trading and pricing code to another folder, separate files.
NPC: Added further inventory functionality.
Trading: Added price data structure, which allows for setting prices for items. Also includes some default definitions.
