Minor tweaks

Creatures now being created with default state Standing;
Minor tweaks

Made Skill and Brain factories static;
Develop logic

Added new entity - obstacle;
Develop logic

Expanded EntityController;
Fix CreaturesFactory

Fixed for static factories usage;
Fixed consistency setup;
Develop logic

Added new mapping for obstacles;
Develop logic

Developed generation logic;
Moved concrete regions to separate namespace;
Changed IRegion interface;
Change user interface

Now CUI renders obstacles;