Add PATH modification for our servers...

... otherwise we'll be running an old python.
Reorganize "Writing Code for People"

Now it goes:

Variables
Naming Variables
Comments
Data Types
Ints and Floats
Data Operations (really: more ints and floats)
Lists
Assigning Variables to Other Variables
Tuples
Dictionaries
Sets
Conditionals

... which I think flows a lot better
Revert path editing stuff

we won't need it after all
Merge pull request #64 from njvack/reorg-dont-repeat

Reorg dont repeat