Fixed CloseAllNotebooks so that it works correctly on Obuntu (and hopefully also on Max OSX)
Merge branch 'master' of https://github.com/yoavfreund/UCSD_BigData
Added my own fork of sklearn notebooks
Merge branch 'master' of https://github.com/yoavfreund/UCSD_BigData
New AMI
adding data files for eigenfaces and for weather
Added a sample from the ghcnd weather data
Adding cropped images from CroppedYale for eigenfaces.
Adding SAMPLE_TMAX.csv.gz
Merge branch 'master' of https://github.com/yoavfreund/UCSD_BigData

Conflicts:
	data/ghcnd_weather/SAMPLE_TMAX.csv.gz
adding eigenfaces
Updating weather analysis
Merge branch 'master' of https://github.com/yoavfreund/UCSD_BigData

Conflicts:
	notebooks/weather/Weather Analysis.ipynb
Updated AMI
Merge branch 'master' of https://github.com/yoavfreund/UCSD_BigData
Updated NotebookCollection.md
Merge branch 'master' of https://github.com/yoavfreund/UCSD_BigData
NotebookCollection.md made into a markdown with nice layout.
Updated to match new notebookcollections.md
Debugging paths in launch_notebook.py