gitweb: remove title shortening heuristics

Those heuristics are way outdated and too specific to the kernel project
to be useful outside of kernel.org.  Since kernel.org doesn't use gitweb
anymore and at least one project complained about incorrect behavior,
entirely remove them.

Signed-off-by: Julien Rouhaud <julien.rouhaud@free.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

gitweb/gitweb.perl

@@ -3560,23 +3560,6 @@ sub parse_commit_text {
 		$title =~ s/^    //;
 		if ($title ne "") {
 			$co{'title'} = chop_str($title, 80, 5);
-			# remove leading stuff of merges to make the interesting part visible
-			if (length($title) > 50) {
-				$title =~ s/^Automatic //;
-				$title =~ s/^merge (of|with) /Merge ... /i;
-				if (length($title) > 50) {
-					$title =~ s/(http|rsync):\/\///;
-				}
-				if (length($title) > 50) {
-					$title =~ s/(master|www|rsync)\.//;
-				}
-				if (length($title) > 50) {
-					$title =~ s/kernel.org:?//;
-				}
-				if (length($title) > 50) {
-					$title =~ s/\/pub\/scm//;
-				}
-			}
 			$co{'title_short'} = chop_str($title, 50, 5);
 			last;
 		}