support for more readme files

web/build-project-list.pl

@@ -61,7 +61,9 @@
 		}
 
 		$project ->{badge_has_tests} = $files{t} || $files{test} || $files{tests} ;
-		$project ->{badge_has_readme} = $files{README} ? "http://github.com/$project->{auth}/$project->{name}/blob/master/README" : undef;
+
+        my @readmes = @files{ qw/README README.pod README.md README.mkdn README.markdown/ };
+		$project ->{badge_has_readme} = scalar(@readmes) ? "http://github.com/$project->{auth}/$project->{name}/blob/master/README" : undef;
 		$project ->{badge_is_popular} = $repository->{repository}->{watchers} && $repository->{repository}->{watchers} > 50;
 		sleep(3) ; #We are allowed 60 calls/min = 1 api call per second, and we are wasting 3 per request so we sleep for 3 secs to make up
 		return;