Fix the --print-all-{missed,ignored} options.

Previously, fail2ban-regex always printed both regardless of whether
those options were present or not.

This commit duplicates the patch I submitted at
https://sourceforge.net/p/fail2ban/patches/25/

fail2ban-regex

@@ -354,7 +354,9 @@ class Fail2banRegex(object):
 
 		print "\nLines: %s" % self._line_stats
 
+		if self._print_all_ignored:
 			self.printLines('ignored')
+		if self._print_all_missed:
 			self.printLines('missed')
 
 		return True