Remove leading and trailing whitespaces when sanitizing addresses so
that git send-email give the same output when passing arguments like
" j...@example.com   " or "\t j...@example.com " as with
"j...@example.com".

The next commit will introduce a test for this aswell.

Signed-off-by: Remi Lespinet <remi.lespi...@ensimag.grenoble-inp.fr>
---
 git-send-email.perl | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/git-send-email.perl b/git-send-email.perl
index ea03308..3d144bd 100755
--- a/git-send-email.perl
+++ b/git-send-email.perl
@@ -978,6 +978,9 @@ sub sanitize_address {
        # remove garbage after email address
        $recipient =~ s/(.*>).*$/$1/;
 
+       # remove leading and trailing whitespace
+       $recipient =~ s/^\s+|\s+$//g;
+
        my ($recipient_name, $recipient_addr) = ($recipient =~ 
/^(.*?)\s*(<.*)/);
 
        if (not $recipient_name) {
-- 
1.9.1

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