Update v0.3.0-b.5

Update v0.3.0-b.5

It's sooooo long that I might miss some

Added :

• You can now attack the slime
• Also you can switch between guns and knife (?) Lantern in the first inventory slot = gun
• New tooltip in inventory
• Changed right click usage in inventory, now right click when holding items will drop one item instead of half of it, and when holding nothing will take half of it
• Now version check will muiltithread with other init functions
• Entity will flash red when attacked
• Entity now have a health bar
• Entity now will die

Changed:

• Slime is now slower
• New map format! (Yes again) 170,434 Bytes ==> 198 Bytes in the example world (I finally not using ini format as map and I also gziped the map), 32,097 Bytes in a VERY random world.