Fixed:

• "First launch" window shows every game launch.
• Small cursor icon

Features:

• "speed" key added for reading by the game from assets/creatures/enemy.json, key can be int/float or array with 2 numbers for randomization. It can looks like this:
  
  "speed": 1,
  "speed": 1.0,
  "speed": [0.8, 1.0]