Flesh out the README

Add details to the README on what can be done with the library

Closes-Bug: #1391551
Change-Id: I251609f1e5b33fe5eadf3bd85c7166305ec3bcb3
Updated from global requirements

Change-Id: Ia028fefbdc4328cfa2c3333c3e86434e6eac2fa2
Merge "Updated from global requirements"