Update the readme for 13.10
Cleanups
Assume that Go is installed
code listing isn't generated
Some fixes
make the nodes the same size, only scales to 99
Make the fonts just right
Fix alignment
fix brace alignment
Fiddle about with the circle size
Just remove this origins text
Remove numbers and make hello world nicer
Fix ref
Add answer to an exercise
Add Alexey Chernenkov and some of his proposed changes.
Make it exactly like a for-loop
Add beginning of section on composition
gone
Add beginnings of text on composition
Small tex fixes