Instructions to run the repository locally
Use proper Markdown syntax
Various minor clarity and style improvements to part 3
Merge remote-tracking branch 'rebecca/master' into develop

Conflicts:
	README.md
Fixed some links for the text processing helpers example
Added an AUTHORS file
Added link to english.txt in part3
Small formatting fix in class 3
added a game5 example and made some general improvemnts to games 1-4
Added Leslie to AUTHORS
Fixes bug in game5 and DRY's it up
Removed unuseful bits of class4. Added Dive into Python as a resource
Made example python code 2/3 agnostic