Added my dimension hack for GALFA data

Who will hack with me???
moar GALFA dimensions
Add Figure7.9 notebook
AP GALFA Hack
updated for chapter 8
Merge pull request #20 from apetri/master

AP GALFA Hack
Merge pull request #19 from weaverba137/master

Add Figure7.9 notebook
added chapter 8 folder, etc.
bit on nonlinear regression
consolidate chapter 8 directories
Merge pull request #21 from weaverba137/master

consolidate chapter 8 directories
update schedule
Add FP notebook
Merge branch 'master' of github.com:weaverba137/NYCastroML

* 'master' of github.com:weaverba137/NYCastroML:
  update schedule
Merge pull request #22 from weaverba137/master

update schedule
Update README.md
Update README.md
Added review of 10.1 and 10.2
Cliff notes for sections 10.4 - 10.6
merge commit