doc: trailer: fix grammar

Signed-off-by: Linus Arver <linusa@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/Documentation/git-interpret-trailers.txt b/Documentation/git-interpret-trailers.txt
index 4b97f812be83d33dda7fd0ef12dca8b831279fb1..35faf83789208c01a39806dd852177df3d1509ab 100644 (file)
--- a/Documentation/git-interpret-trailers.txt
+++ b/Documentation/git-interpret-trailers.txt
@@ -14,7 +14,7 @@ SYNOPSIS
 
 DESCRIPTION
 -----------
-Help parsing or adding 'trailers' lines, that look similar to RFC 822 e-mail
+Parse or add 'trailer' lines that look similar to RFC 822 e-mail
 headers, at the end of the otherwise free-form part of a commit
 message.
 
@@ -249,10 +249,10 @@ for the same <token>, 'trailer.<token>.cmd' is used and
 'trailer.<token>.command' is ignored.
 
 trailer.<token>.cmd::
-       This option can be used to specify a shell command that will be called:
+       This option can be used to specify a shell command that will be called
        once to automatically add a trailer with the specified <token>, and then
-       each time a '--trailer <token>=<value>' argument to modify the <value> of
-       the trailer that this option would produce.
+       called each time a '--trailer <token>=<value>' argument is specified to
+       modify the <value> of the trailer that this option would produce.
 +
 When the specified command is first called to add a trailer
 with the specified <token>, the behavior is as if a special