Implement completely flat hierarchy#268

Merged

june128 merged 2 commits intoalgorithm-archivists:masterfrom

june128:implementCompletelyFlatHierarchy

Jul 19, 2018

Commits on Jul 19, 2018

Implement a completely flat hierarchy. All readable contents of the AAA are now located in the "contents" folder (the README is the only exception).
june128
committed
Fix the sizes of some titles.
june128
committed