Added a new version: 0.3.0

List of changes:

1. Increased game performance
2. Added a new game object: a vase
3. Changed the tileset
4. The tile Color is randomly generated
5. Changed the game settings screen
6. Changed the teleportation of the monster
7. The Monster can accelerate while chasing
8. Reduced the player's and monster's running speed
9. Fixed a bug where the monster saw the player through the wall
10. The cursor is Removed during the game