added accept for dfatable
Merge branch 'master' of github.com:D2BJ/ScannerGenerator into HEAD
created dfatables from nfa
initial work for first sets. DOES NOT COMPILE
more first set stuff
added first set creation
spacing issues
bad grammar.txt, bad
code cleanup
modified parsing
handle tokens surrounded by parens
fixed nonterminal instance variable mismatch
Merge pull request #17 from bryansills/firstset

First Set