Mac version updated and fixed!

I have fixed a major bug in the Mac version among other issues.

Changelog:

• (Hopefully) fixed the glitch where the endless mode unlock doesn't save until you play the mode once.
• Fixed the problem where the credit sequence crashes on a Mac
• Removed Rossies 3D release date (It was never met)
• Added a cheat, can you find it?

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A'v sortit oot a big bug in the Mac version alangside ither glitches.

Chyngelog:

• (Howpfu-like) sortit oot glitch whaur the endlessmode unlock daesna hain at the creedits screen
• Sortit oot the problem whaur the creddits screen crashes the gemm
• Remuives Rossies 3D release date
• Pit in a cheat, can yese find it?