Squashed 'Common/' changes from e93975f..9e22066

9e22066 Cleanup
779b21f Added a test file

git-subtree-dir: Common
git-subtree-split: 9e2206612d9e718c10f1c018feb6878961ec520e
Merge commit 'dd20ea46580e21bfb2130b0ef087377a776bd4bb' into review