added field of vision for player and for enemies
added armor class, not finished yet
fixed item label displaying when item is not visible
fixed player start and stairs being top left of the map all the time
gave grunts more hp
added some stats to the game over screen
fixed wrong vision angle size,
set vision angle to degree (getter still returns radian, it is just more covinient to use degree in the setter)
added zoom mode to sniper rifle
added xp count to skills view
changed color of xp counter in skills view
added hp display line in inventory screen
added more stats to the game over screen
deactivated mob debug stuff, changed controller version