#86 replacing jakarta-oro with java.util.regex calls

[Gábor Lipták]

Patch attached.

As per

http://java.sun.com/javase/6/docs/api/java/util/regex/Pattern.html

it should be noted that some Perl5 specific regexes are NOT supported with java.util.regex.

Thanks

[Gábor Lipták]

Patch