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/Context.cpp

@@ -391,10 +391,8 @@ bool Context::verbose (const std::string& token)
     split (verbosity, config.get ("verbose"), ',');
   }
 
-  if (verbosity_legacy)
-    return true;
-
-  if (std::find (verbosity.begin (), verbosity.end (), token) != verbosity.end ())
+  if (verbosity_legacy ||
+      std::find (verbosity.begin (), verbosity.end (), token) != verbosity.end ())
     return true;
 
   return false;