pre-alpha 0.06

Files:
- new coreAI.cpp with creature control methods
- new coreSaveSystem.cpp (save/load methods)
- room.h and room.cpp (class Room for dungeon generation)
- dungeongenerator.h and dungeongenerator.cpp
- mainmenu.h and mainmenu.cpp
Bug fixes:
- deleted redundant spaces in creature loading function
- creature's death led to problems after save/load, now it doesn't
Better code:
- added attack function to core
- attributes armor is of class Armor, not two ints
New features:
- added extraAttributes
- clothes attributes and effects are recounted every move
- attack direction is some part of the body
- added dungeon generator(1 algorithm, without creatures and items)
- added simple main menu
- simple profiles system