Fix for https://en.wikipedia.org/wiki/Wikipedia_talk:AutoWikiBrowser/Bugs#Detecting_correct_parameter_as_wrong.2C_highlighting_wrong_parameters_etc.

git-svn-id: svn://svn.code.sf.net/p/autowikibrowser/code/AWB@10220 5227b50d-9349-4574-b055-4b0a7525e11c
Allow RomanToInt to work for higher values

git-svn-id: svn://svn.code.sf.net/p/autowikibrowser/code/AWB@10221 5227b50d-9349-4574-b055-4b0a7525e11c
Update IsRomanNumber for my last

git-svn-id: svn://svn.code.sf.net/p/autowikibrowser/code/AWB@10222 5227b50d-9349-4574-b055-4b0a7525e11c