fixed order in slides for strings.
updated syllabus..strted week 4 presentation.
start of week 4 presentation
Merge branch 'master' of https://github.com/UWPCE-PythonCert/IntroToPython
Merge branch 'master' of https://github.com/UWPCE-PythonCert/IntroToPython
Week 3 Labs - WIP