completed up to 2.1.4
Works up to section 2.2
 works up to 3.1
works up to section 3.2
works up to section 4
works through section 4.1.2
works up to section 5
works up to section 6
finished labs, bugs
finished lab, working well
Merge pull request #1 from ErikOwen/walkabout1

Walkabout1