(minor) help command usage message changed

src/commands/help

@@ -7,9 +7,12 @@ use Gitolite::Rc;
 use Gitolite::Common;
 
 =for usage
-Usage:  gitolite help
+Usage:  ssh git@host help       # via ssh
+        gitolite help           # directly on server command line
 
 Prints a list of custom commands available at this gitolite installation.
+
+Each command has its own help, accessed by passing it '-h' again.
 =cut
 
 usage() if @ARGV;

t/glt

@@ -10,6 +10,7 @@ my $user = shift or die "need user";
 my $rc;
 
 my %extcmds = (
+    help        => 1,
     info        => 1,
     perms       => 1,
 );