Add DataExplor05
Add Demo02 iPython, Demo02 Numpy Panda
Add Demo03
Add Demo08
Add Demo09
Add Demo11
Add Lab01
Add Lab03 Boston, Lab03 Linear Regression, Lab03 Dealing with Data
Add Lab08 Naive Bayes, Lab08 Tweet Sentiment
Add Lab09 Iris Classifier, Lab09 Student Loan Classifier
Add Lab11
Add Lab12