Tinker Burrow 0.1.3

Changes:

• + parts now snap to right angles
• + Quit button actually does the thing!
• + Things found in holes are now more consistent. Not purely random, instead uses a shuffled queue
• + minor visual changes
• + bunnies dig holes quicker
• + added some alternate controls
• + fixed a bug where there wasn't a Mac or Linux build. Weird bug