Here are the 2.1 patch notes:
- Changed minion achievements to be easier to get
- Made minion only give item help on less than 4 health/armor
- Minion now cancels giving item if you're too far away
- Items now stop on "cloud" platforms
- There is now a delay for boosting on space
- Boosting no longer happens while mining in space
- Boosting now lasts a little longer and costs 10 Fuel
- Fixed lava smoke sound looping endlessly
- Fixed music sometimes would load wrongly
- Fixed golden chest achievements (for real this time)
- Fixed impossible puzzles on ??? game
- Fixed desert boss on ??? game
Also, if you have the soundtrack DLC there's now a button on the menu screen that opens the folder to the soundtrack files