send-email: drop noise comments which merely repeat what code says

Signed-off-by: Eric Sunshine <sunshine@sunshineco.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

git-send-email.perl

@@ -517,26 +517,21 @@ my %parse_alias = (
 		      } },
 
 	sendmail => sub { my $fh = shift; while (<$fh>) {
-		# ignore blank lines and comment lines
 		if (/^\s*(?:#.*)?$/) { }
 
-		# warn on lines that contain quotes
 		elsif (/"/) {
 			print STDERR "warning: sendmail alias with quotes is not supported: $_\n";
 		}
 
-		# warn on lines that continue
 		elsif (/^\s|\\$/) {
 			print STDERR "warning: sendmail continuation line is not supported: $_\n";
 		}
 
-		# recognize lines that look like an alias
 		elsif (/^(\S+?)\s*:\s*(.+)$/) {
 			my ($alias, $addr) = ($1, $2);
 			$aliases{$alias} = [ split_addrs($addr) ];
 		}
 
-		# warn on lines that are not recognized
 		else {
 			print STDERR "warning: sendmail line is not recognized: $_\n";
 		}}},