merge-tool documentation: describe custom command usage

diff --git a/diffcore-pickaxe.c b/diffcore-pickaxe.c
index c4a77d71da5602b68c541c2487fcbecfdfff2944..af9fffe6e8e145b066157da8791c749257e7c8e9 100644 (file)
--- a/diffcore-pickaxe.c
+++ b/diffcore-pickaxe.c
@@ -102,7 +102,7 @@ void diffcore_pickaxe(const char *needle, int opts)
                for (i = 0; i < q->nr; i++)
                        diff_free_filepair(q->queue[i]);
        }
-       else 
+       else
                /* Showing only the filepairs that has the needle */
                for (i = 0; i < q->nr; i++) {
                        struct diff_filepair *p = q->queue[i];