Merge branch 'jc/t1517-more' into jk/imap-send-plug-all-msgs-leak

* jc/t1517-more:
  imap-send: minimum leakfix
  t1517: more coverage for commands that work without repository

diff --cc imap-send.c
index da3e7ec17e526336172fee879e13ac798111441d,fb2506dbef92e1a639227f523a369fc0ffbbb729..e602edc4be1deed95f144f883559178a18558db9
--- 1/imap-send.c
--- 2/imap-send.c
+++ b/imap-send.c
@@@ -1555,9 -1543,9 +1555,10 @@@ int cmd_main(int argc, const char **arg
        }
  
        if (all_msgs.len == 0) {
+               strbuf_release(&all_msgs);
                fprintf(stderr, "nothing to send\n");
 -              return 1;
 +              ret = 1;
 +              goto out;
        }
  
        total = count_messages(&all_msgs);