Minor fixes in imap.

* include/mailutils/imap.h (MU_IMAP_RESPONSE_UNKNOWN)
(MU_IMAP_RESPONSE_TAGGED): New defines.
* libproto/imap/mbox.c (_imap_mbx_open): Fix callback ID.
* libproto/imap/response.c (_mu_imap_response): Call MU_IMAP_CB_BAD
callback on tagged BAD responses as well.
* libproto/imap/storeflg.c (mu_imap_store_flags): Insert space after
item name.

@@ -202,17 +202,20 @@ void mu_imap_register_callback_function (mu_imap_t imap, int code,
 					 mu_imap_callback_t callback,
 					 void *data);
 
-#define MU_IMAP_RESPONSE_ALERT            0
-#define MU_IMAP_RESPONSE_BADCHARSET       1
-#define MU_IMAP_RESPONSE_CAPABILITY       2
-#define MU_IMAP_RESPONSE_PARSE            3
-#define MU_IMAP_RESPONSE_PERMANENTFLAGS   4
-#define MU_IMAP_RESPONSE_READ_ONLY        5     
-#define MU_IMAP_RESPONSE_READ_WRITE       6
-#define MU_IMAP_RESPONSE_TRYCREATE        7
-#define MU_IMAP_RESPONSE_UIDNEXT          8
-#define MU_IMAP_RESPONSE_UIDVALIDITY      9
-#define MU_IMAP_RESPONSE_UNSEEN          10
+#define MU_IMAP_RESPONSE_TAGGED  	   0x10
+
+#define MU_IMAP_RESPONSE_UNKNOWN           0 
+#define MU_IMAP_RESPONSE_ALERT             1
+#define MU_IMAP_RESPONSE_BADCHARSET        2
+#define MU_IMAP_RESPONSE_CAPABILITY        3
+#define MU_IMAP_RESPONSE_PARSE             4
+#define MU_IMAP_RESPONSE_PERMANENTFLAGS    5
+#define MU_IMAP_RESPONSE_READ_ONLY         6   
+#define MU_IMAP_RESPONSE_READ_WRITE        7
+#define MU_IMAP_RESPONSE_TRYCREATE         8
+#define MU_IMAP_RESPONSE_UIDNEXT           9
+#define MU_IMAP_RESPONSE_UIDVALIDITY      10
+#define MU_IMAP_RESPONSE_UNSEEN           11
 
 extern struct mu_kwd mu_imap_response_codes[];  
 

@@ -735,7 +735,7 @@ _imap_mbx_open (mu_mailbox_t mbox, int flags)
   mu_imap_register_callback_function (imap, MU_IMAP_CB_RECENT_COUNT,
 				      _imap_update_callback,
 				      imbx);
-  mu_imap_register_callback_function (imap, MU_IMAP_STAT_MESSAGE_COUNT,
+  mu_imap_register_callback_function (imap, MU_IMAP_CB_MESSAGE_COUNT,
 				      _imap_update_callback,
 				      imbx);
   

@@ -97,6 +97,12 @@ _mu_imap_response (mu_imap_t imap, mu_imap_response_action_t fun,
 		{
 		  imap->resp_code = MU_IMAP_BAD;
 		  response_to_errstr (imap, wc, wv);
+		  /* This may be so important that CB_BAD callback is
+		   * overloaded to handle this case as well.
+		   */
+		  mu_imap_callback (imap, MU_IMAP_CB_BAD,
+				    MU_IMAP_RESPONSE_TAGGED,
+				    wc >= 1 ? wv[wc-1] : NULL);
 		}
 	      else
 		status = MU_ERR_BADREPLY;

@@ -54,6 +54,7 @@ mu_imap_store_flags (mu_imap_t imap, int uid, const char *msgset,
 			cmd[op & MU_IMAP_STORE_OPMASK]);
       if (op & MU_IMAP_STORE_SILENT)
 	mu_imapio_printf (imap->io, ".SILENT");
+      mu_imapio_printf (imap->io, " ");
       mu_imapio_send_flags (imap->io, flags);
       mu_imapio_printf (imap->io, "\r\n");
       status = mu_imapio_last_error (imap->io);