Assing regression notebook (fMRI) to the repository.
Merge branch 'master' of https://github.com/yoavfreund/UCSD_BigData

Conflicts:
	AWS_scripts/NotebookCollections.md
Changed paths to my notebook to be explicit, not using symbolic links. Removes need to make changes to AMI when adding notebooks.
Adding regression notebook from sklearn
Update NotebookCollections.md
Update NotebookCollections.md
Updating eigenfaces and adding online and "the homework review process"
Merge branch 'master' of https://github.com/yoavfreund/UCSD_BigData
Adding docs notebook directory
Changed notebookCollections.md
updating online optimization
update notebook
Updated the directions for doing and reviewing HW.
added docs to NotebookCollections.md
Adding several files.