ensure that start is defined in Parser instance creation
Merge pull request #40 from rwindelz/undefined-start

ensure that start is defined in Parser instance creation
added javascript example grammar
cleaned up whitespace, and fix block comments
I think I fixed some stuff. Also, began using EBNF.
Merge branch 'JacobEdelman-master'

The beginnings of a JavaScript parser. Not quite complete yet, but exciting
nevertheless!
added a link in the header comment