Introduced longversion configuration variable.

- When off just a short version msg is displayed.
  - When on the current values for the configuration
    variables are also displayed. Default is on.

src/command.cpp

@@ -336,8 +336,13 @@ std::string handleVersion ()
     "and lively discussion.  New releases containing fixes and enhancements "
     "are made frequently.");
 
+  std::vector <std::string> all;
+  context.config.all (all);
+
   // Create a table for output.
   Table table;
+  if (context.config.get ("longversion", true))
+  {
     table.setTableWidth (width);
     table.setDateFormat (context.config.get ("dateformat", "m/d/Y"));
     table.addColumn ("Config variable");
@@ -357,8 +362,6 @@ std::string handleVersion ()
     table.setColumnJustification (1, Table::left);
     table.sortOn (0, Table::ascendingCharacter);
 
-  std::vector <std::string> all;
-  context.config.all (all);
     foreach (i, all)
     {
       std::string value = context.config.get (*i);
@@ -369,6 +372,7 @@ std::string handleVersion ()
         table.addCell (row, 1, value);
       }
     }
+  }
 
   out << "Copyright (C) 2006 - 2009, P. Beckingham."
       << std::endl
@@ -382,7 +386,7 @@ std::string handleVersion ()
       << std::endl
       << disclaimer.render ()
       << std::endl
-      << table.render ()
+      << (context.config.get ("longversion", true) ? table.render () : "")
       << link.render ()
       << std::endl;
 
@@ -397,6 +401,7 @@ std::string handleVersion ()
     "defaultwidth displayweeknumber due echo.command locale locking "
     "monthsperline nag next project shadow.command shadow.file shadow.notify "
     "weekstart editor import.synonym.id import.synonym.uuid "
+    "longversion "
 #ifdef FEATURE_SHELL
     "shell.prompt "
 #endif