0.2a Release, Saving/Loading Worlds Added!

The 0.2a release is out! The biggest new feature is the ability to save and load the worlds you create. Press Escape and click the Quit button in the menu to save your world and its changes to disk.

0.2a Release Notes:

• Added a modding guide explaining what all of the Lua script hooks do.
• Modding now also supports a Definitions folder in AppData.
• Added saving/loading from disk.
• Added premium and demo versions.
• Made skyboxes nicer, added more options to Lua skybox color hooks.
• Minor UI bugfixes.
• Added better worldgen error handling.