Code Cleanup

- Obsoleted Filter.{h,cpp}.
- Obsoleted Sequence.{h,cpp}.
- Eliminated Context::autoFilter.
- Stubbed Expression::eval.

src/Filter.h

@@ -1,44 +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_FILTER
-#define INCLUDED_FILTER
-#define L10N                                           // Localization complete.
-
-#include <vector>
-#include <Att.h>
-#include <Task.h>
-#include <Record.h>
-
-class Filter : public std::vector <Att>
-{
-public:
-  bool pass (const Record&) const;
-  void applySequence (std::vector<Task>&, Sequence&);
-};
-
-#endif
-////////////////////////////////////////////////////////////////////////////////