Add more printer test
Remove the "continue from" functionality in the tree.

This is duplicate functionality, and is provived through a better
interface with the need more data interface in the tokenizer
Dont use Json as a namespace for classes, but use actuall namespaces

JT is the name. Short, maybe ambigious, but then its easy to change
Rename OutBuffer and OutBufferHandler

New names are PrintBuffer PrintHanlder