Standard project directories initialized by cvs2svn.
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First commit of graph.scm and Makefile
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Finished porting to bigloo
Added dfa inverse and complete
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dfa inverse
Fixes for allen-nfa

Fixed a couple of bugs in the nfa code
Fixed serious bug involving name of states in nfa
Started towards removal of stupid transition-function
Removed all references to transition function
Replaced with {n,d}fa-trans
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dfa unreachable removal
there is a bug in the alphabets for the dfas used in overlaps,
the alphabet for all the dfas needs to be P(PHI)
Added appendix to report
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