added the webui to the tarball

src/defs.h

@@ -38,6 +38,7 @@
 #define MSG_CONTENT_TRANSFER_ENCODING 7
 #define MSG_CONTENT_DISPOSITION 8
 #define MSG_MESSAGE_ID 9
+#define MSG_REFERENCES 10
 
 #define MAXHASH 8171
 
@@ -144,6 +145,8 @@ struct _state {
    int n_attachments;
    struct attachment attachments[MAX_ATTACHMENTS];
 
+   char reference[SMALLBUFSIZE];
+
    char b_from[SMALLBUFSIZE], b_from_domain[SMALLBUFSIZE], b_to[MAXBUFSIZE], b_to_domain[SMALLBUFSIZE], b_subject[MAXBUFSIZE], b_body[BIGBUFSIZE];
 };