Set up API page to generate comprehensive PDF of methods

Update formatting as necessary.
Create book files for each API service.
Chunk information so it's reusable.
Clean up WADLs as necessary.

Change-Id: Iea3d3a69be8d0904427c480cc6930ba2b5d2f029
Partial-Bug: #1258208
author: Diane Fleming
fix os-quota-sets wadl so it builds with compute-api guide

Change-Id: I972f49c8149a7deede9d98d7c854cec071e1045f
author: diane fleming