Bugfixes.

* libproto/imap/mbox.c (imap_append_message0): Send trailing CRLF,
not just LF.
* mailbox/cfg_parser.y (mu_cfg_parse): Zero out _mu_cfg_debug
to avoid destroying it doubly.
* mailbox/mbx_default.c (plus_expand): Remove unused variable.

@@ -1081,8 +1081,8 @@ imap_append_message0 (mu_mailbox_t mailbox, mu_message_t msg)
 	  }
 	f_imap->state = IMAP_APPEND_ACK;
       }
-      /* !@#%$ UW-IMAP server hack: insists on the last line.  */
-      imap_writeline (f_imap, "\n");
+      /* !@#%$ UW-IMAP and Gimap server hack: both insist on the last line.  */
+      imap_writeline (f_imap, "\r\n");
       status = imap_send (f_imap);
       CHECK_EAGAIN (f_imap, status);
 

@@ -442,6 +442,7 @@ mu_cfg_parse (mu_cfg_tree_t **ptree)
 
   tree = mu_alloc (sizeof (*tree));
   tree->debug = _mu_cfg_debug;
+  _mu_cfg_debug = NULL;
   tree->head = parse_head;
   tree->tail = parse_tail;
   tree->pool = mu_cfg_lexer_pool ();

@@ -270,7 +270,7 @@ plus_expand (const char *file, char **buf)
 {
   char *home;
   const char *folder_dir = mu_folder_directory ();
-  int status, len;
+  int len;
 
   home = get_homedir (NULL);
   if (!home)