committing numbered subdirs and files
starting to flatten folder structure where appropriate step 1
changing includes filerefs
filename fix
file restructuring step 2
fixing filerefs
Merge branch 'master' of https://atlas-server.oreilly.com/git/1234000001500
copyedits intro ch 1
Merge branch 'master' of https://atlas-server.oreilly.com/git/1234000001500 into atlas-master
Rename 0-9 to 00-09
And rename includes