mrjob+EMR+IAM is finally working for the students
Version pushed for class to work on EMR.
Delete weather_MRjob.ipynb
Updated mrjob
Merge branch 'master' of https://github.com/yoavfreund/UCSD_BigData

Conflicts:
	notebooks/weather.mapreduce/weather_MRjob.ipynb
Adding utilities for working with AWS and mrjob
Adding work on weather EMR and mrjob
Merge branch 'master' of https://github.com/yoavfreund/UCSD_BigData

Conflicts:
	notebooks/weather.mapreduce/weather_MRjob.ipynb
Adding utilities to make using EMR easier.
Linking to new AMI (ERM_Utils)
nk#	.ipynb_checkpoints/
merging
Merge branch 'master' of https://github.com/yoavfreund/UCSD_BigData
committing changes related to making keypair management more robust.
structured AWS_keypairm_management as a class
 Getting ready for configuration class.
dding
typo
i
make_Creds.py
Created a single script (make_Creds.py) in which all of the credentials and settings are put.