Code Cleanup

- Eliminated obsolete Variant code.

src/Variant.h

@@ -1,98 +0,0 @@
-////////////////////////////////////////////////////////////////////////////////
-// taskwarrior - a command line task list manager.
-//
-// Copyright 2006 - 2011, Paul Beckingham, Federico Hernandez.
-// All rights reserved.
-//
-// This program is free software; you can redistribute it and/or modify it under
-// the terms of the GNU General Public License as published by the Free Software
-// Foundation; either version 2 of the License, or (at your option) any later
-// version.
-//
-// This program is distributed in the hope that it will be useful, but WITHOUT
-// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
-// FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
-// details.
-//
-// You should have received a copy of the GNU General Public License along with
-// this program; if not, write to the
-//
-//     Free Software Foundation, Inc.,
-//     51 Franklin Street, Fifth Floor,
-//     Boston, MA
-//     02110-1301
-//     USA
-//
-////////////////////////////////////////////////////////////////////////////////
-#ifndef INCLUDED_VARIANT
-#define INCLUDED_VARIANT
-#define L10N                                           // Localization complete.
-
-#include <string>
-#include <time.h>
-#include <Date.h>
-#include <Duration.h>
-
-class Variant
-{
-public:
-  enum variant_type
-  {
-    v_unknown  = 1,
-    v_boolean  = 2,
-    v_integer  = 4,
-    v_double   = 8,
-    v_string   = 16,
-    v_date     = 32,
-    v_duration = 64
-  };
-
-  Variant ();
-  Variant (const Variant&);
-  Variant (const bool);
-  Variant (const int);
-  Variant (const double&);
-  Variant (const std::string&);
-  Variant (const Date&);
-  Variant (const Duration&);
-  Variant& operator= (const Variant&);
-
-  bool operator&& (Variant& other);
-  bool operator|| (Variant& other);
-
-  bool operator<= (Variant& other);
-  bool operator>= (Variant& other);
-  bool operator== (Variant& other);
-  bool operator< (Variant& other);
-  bool operator> (Variant& other);
-  bool operator!= (Variant& other);
-  bool operator! ();
-
-  Variant& operator- (Variant& other);
-  Variant& operator+ (Variant& other);
-  Variant& operator* (Variant& other);
-  Variant& operator/ (Variant& other);
-
-  void input (const std::string&);
-  std::string format ();
-  void cast (const variant_type);
-  void promote (Variant&, Variant&);
-  bool boolean ();
-  std::string dump ();
-
-public:
-  variant_type _type;
-  std::string _raw;
-  std::string _raw_type;
-
-  bool _bool;
-  int _integer;
-  double _double;
-  std::string _string;
-  Date _date;
-  Duration _duration;
-};
-
-#endif
-
-////////////////////////////////////////////////////////////////////////////////