Features:
* search for regular expressions.
* support for some important grep options, including:
o filename output.
o page number output.
o optional case insensitivity.
o count occurrences.
* and the most important feature: color output!
WWW: http://pdfgrep.sourceforge.net/
PR: ports/152648
Submitted by: Michael Ranner <michael@ranner.eu>
