More User Guide updates.

git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@7241 ab8295b8-cf94-4d9e-aec4-7959e3be5d79

doc/user_guide/en/introduction.adoc

@@ -60,11 +60,3 @@ tracking for EME QSOs and Echo testing.  The program runs equally well
 on Windows, Macintosh, and Linux systems, and installation packages
 are available for all three platforms.
 
-_WSJT-X_ is an open-source project released under the {gnu_gpl}
-(GPL). If you have programming or documentation skills or would like
-to contribute to the project in other ways, please make your interests
-known to the development team.  The project’s source-code repository
-can be found at {devsvn}, and most communication among the developers
-takes place on the email reflector {devmail}.  User-level questions
-and answers, and general communication among users is found on the
-{wsjt_yahoo_group} email reflector.

doc/user_guide/en/new_features.adoc

@@ -30,3 +30,29 @@ balky rig-control features
 
 - Power settings for Transmit and Tune remembered and optionally
 restored for each band
+
+=== Documentation Conventions
+
+In this manual the following icons call attention to particular types
+of information:
+
+NOTE: Tidbits of information that may be of interest to particuar
+classes of users.
+
+TIP: Helpful advice on program features or capabilities that might
+otherwise be overlooked.
+
+IMPORTANT: Warnings about usage that could lead to undesired
+consequences.
+
+=== How You Can Contribute
+
+_WSJT-X_ is part of an open-source project released under the
+{gnu_gpl} (GPL). If you have programming or documentation skills or
+would like to contribute to the project in other ways, please make
+your interests known to the development team.  The project's
+source-code repository can be found at {devsvn}, and most
+communication among the developers takes place on the email reflector
+{devmail}.  Bug reports and suggestions for new features, improvements
+to the _WSJT-X_ User Guide, etc., may also be sent to the
+{wsjt_yahoo_group} email reflector.