Squashed 'computer/programming/python/pykoans/' content from commit 8641d7c

git-subtree-dir: computer/programming/python/pykoans
git-subtree-split: 8641d7c607b3af4cc5341a9e6f80c42f67815bf4
Merge commit 'c2c854a1114d500714b921d923f69f1d34e474c0' as 'computer/programming/python/pykoans'