Commands

- Migrated the _version command from handleCompletionVersion to
  CmdVersion.

src/commands/CmdHelp.cpp

@@ -242,10 +242,6 @@ int CmdHelp::execute (const std::string& command_line, std::string& output)
   view.set (row, 1, "task ids [filter]");
   view.set (row, 2, "Shows only the IDs of matching tasks, in the form of a range.");
 
-  row = view.addRow ();
-  view.set (row, 1, "task version");
-  view.set (row, 2, "Shows the task version number.");
-
   row = view.addRow ();
   view.set (row, 1, "task show [all | substring]");
   view.set (row, 2, "Shows the entire task configuration variables or the ones containing substring.");