.idea files are differnt everywhere; remove from repo?
failing test for what Coin should do when flipped
renaming first coin flip test
making first test the simpleminded way
Removing .idea from tracking because it changes with every new line of code
Second failing test for triangulation on desired behavior of coin.flip
Passing tests for Heads and Tails in Coin but they're not being called in main yet
Main calls Coin and manual testing shows that calling main returns Heads or Tails apparently randomly