put back iterator and fix arraylist
add graph test
KHtester talks to rege.java
KHtester talks to rege.java
UI and bat files
infix to postfix
more work in progress - stub methods, etc..
finish infix to postfix class
grumpyexception, NFA start
NFA - Union and Concat
NFA to DFA wip
subset construction WIP
subset construction
Merge pull request #2 from kyleiwaniec/subset

Subset