Updated Victor's email address. The frontend parameter check must accept -R.

Updated Victor's email address. The frontend parameter check must accept -R.
The genLineDirective function in rlcodegen must guard against graphviz dotfile
generation.

If the error state exists, it is now the first state. Since the graphviz
generation does not print the error state, a gap over the error state made it
appear as though a state was missing.

git-svn-id: http://svn.complang.org/ragel/trunk@83 052ea7fc-9027-0410-9066-f65837a77df0