Don't print newline inside a node label
Don't print newline inside a node label

This is only to make the generated DOT more legible.

aidancully/rust,aidancully/rust,graydon/rust,aidancully/rust,aidancully/rust,graydon/rust,graydon/rust,aidancully/rust,graydon/rust,aidancully/rust,graydon/rust,graydon/rust