Verbosity

- Added 'affected' verbosity token.
- Deprecated 'rc.echo.command'.
- Updated config defaults.
- Labelled all deprecated 'echo.command' references with '// Deprecated 2.0'
- Added unit tests to start the verbosity testing.  Not complete.
- Updated taskrc.5 man page.

src/util.cpp

@@ -526,9 +526,9 @@ const std::string decode (const std::string& value)
   // Support for deprecated encodings.  These cannot be removed or old files
   // will not be parsable.  Not just old files - completed.data can contain
   // tasks formatted/encoded using these.
-  str_replace (modified, "&squot;", "'");
-  str_replace (modified, ",", ",");
-  str_replace (modified, ":", ":");
+  str_replace (modified, "&squot;", "'");  // Deprecated 2.0
+  str_replace (modified, ",", ",");  // Deprecated 2.0
+  str_replace (modified, ":", ":");  // Deprecated 2.0
 
   return modified;
 }