Replace uses of "git-var" with "git var"

Signed-off-by: Todd Zullinger <tmz@pobox.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
diff --git a/contrib/examples/git-commit.sh b/contrib/examples/git-commit.sh
index 2c4a406..5c72f65 100755
--- a/contrib/examples/git-commit.sh
+++ b/contrib/examples/git-commit.sh
@@ -443,7 +443,7 @@
 
 case "$signoff" in
 t)
-	sign=$(git-var GIT_COMMITTER_IDENT | sed -e '
+	sign=$(git var GIT_COMMITTER_IDENT | sed -e '
 		s/>.*/>/
 		s/^/Signed-off-by: /
 		')
@@ -535,8 +535,8 @@
 
 case "$no_edit" in
 '')
-	git-var GIT_AUTHOR_IDENT > /dev/null  || die
-	git-var GIT_COMMITTER_IDENT > /dev/null  || die
+	git var GIT_AUTHOR_IDENT > /dev/null  || die
+	git var GIT_COMMITTER_IDENT > /dev/null  || die
 	git_editor "$GIT_DIR/COMMIT_EDITMSG"
 	;;
 esac