cleanup session 1
added notes to student directory
adding general class notes to git directory
additions to notes
added ackermann function to session 2 directory
Merge branch 'master' of https://github.com/UWPCE-PythonCert/IntroToPython
added series.py
Merge pull request #17 from salimhamed/master

Session02 Homework

Perfect!

(and I may borrow some of your notes...)