Updated the version number & release date in SlyEdit_ReadMe.txt for version...

Updated the version number & release date in SlyEdit_ReadMe.txt for version 1.58.  Also, updated the SlyEdit DD Message Lister Notes document to mention that my message lister is obsolete in favor of my message reader.

docs/SlyEdit_DD_Message_Lister_notes.txt

-Please note that if you use Digital Distortion Message Lister, you must update
-the message lister to version 1.36 in order for it to work properly with this
+Digital Distortion Message Lister is now obsolete in favor of Digital
+Distortion Message Reader.  However, if you use Digital Distortion Message
+Lister, you must have version 1.36 in order for it to work properly with this
 version of SlyEdit.  The reason is due to the way SlyEdit looks up message
 header information to get author's initials when quoting messages, and due to
 information that Digital Distortion Message Lister provides to SlyEdit.
@@ -18,3 +19,8 @@ SlyEdit      Digital Distortion message Lister
 1.26         1.35
 1.25         1.34
 1.18         1.31
+
+If you are using Digital Distortion Message Lister, you can download the Reader
+from eiether of the following URLs:
+http://www.digitaldistortionbbs.com/DigDistBBSStuff/DigDistBBSStuff.html
+http://digdist.bbsindex.com/DigDistBBSStuff/DigDistBBSStuff.html
\ No newline at end of file

docs/SlyEdit_ReadMe.txt

                          SlyEdit message editor
-                              Version 1.57
-                        Release date: 2018-01-07
+                              Version 1.58
+                        Release date: 2018-01-20
 
                                   by