send-email: Handle "GIT:" rather than "GIT: " during --compose

This should make things a little more robust in terms of user input;
before, even the program got it wrong by outputting a line with only
"GIT:", which was left in place as a header, because there would be
no following space character.

Signed-off-by: Michael Witten <mfwitten@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/git-send-email.perl b/git-send-email.perl
index 172b53c..7526ade 100755 (executable)
--- a/git-send-email.perl
+++ b/git-send-email.perl
@@ -529,7 +529,7 @@ if ($compose) {
 
        print C <<EOT;
 From $tpl_sender # This line is ignored.
-GIT: Lines beginning in "GIT: " will be removed.
+GIT: Lines beginning in "GIT:" will be removed.
 GIT: Consider including an overall diffstat or table of contents
 GIT: for the patch you are writing.
 GIT:
@@ -562,7 +562,7 @@ EOT
        my $in_body = 0;
        my $summary_empty = 1;
        while(<C>) {
-               next if m/^GIT: /;
+               next if m/^GIT:/;
                if ($in_body) {
                        $summary_empty = 0 unless (/^\n$/);
                } elsif (/^\n$/) {