0.5.1.1 patch hotfix

Bug fixed

Press ESC to close Tutorial page freeze the game
Metal scraps item weight 0.0
Can't switch fishing rod back if bucket is full

Feature

Add Sky mode switch option (Option -> Display -> Sky mode)

There are 3 skymode
You can adjust this value on the menu page. (2D Static is best performance)
1. Volumetric Clouds
2. 2D Dynamic
3. 2D Static