Added development support files.
Squashed 'src/Foundation/' content from commit 3ce488c

git-subtree-dir: src/Foundation
git-subtree-split: 3ce488ce5bc696df4488363f46410a6edc942f6b
Merge commit '53691770e51e98f1273f2a47502a3ff01ba17123' as 'src/Foundation'
Updated README.md.