add acknowledgements for Luke
add book goals to frontmatter
Few changes from copy-editing
Typo in stream processing recipe
code breaks partial (those that KB saw marked in PDF)
renumbering files and folders partial (higher structure and ch 1 all)
deleting error file
deleting excess file
Merge branch 'master' of https://atlas-server.oreilly.com/git/1234000001500 into atlas-master
Tweaks to the overflow line corrections
Merge branch 'atlas-master'
partial copyedit commit
Fix more line overflows
Merge branch 'atlas-master'
committing numbered subdirs and files
Add footnote to simplecheck recipe
starting to flatten folder structure where appropriate step 1
changing includes filerefs
filename fix
file restructuring step 2