Feature - new field 'priority_long'

- The new 'priority_long' field can be shown in custom reports, and will
  display 'High' rather than the abbreviated 'H'.
- Unit tests.

src/tests/custom.priority_long.t

@@ -0,0 +1,72 @@
+#! /usr/bin/perl
+################################################################################
+## task - a command line task list manager.
+##
+## Copyright 2006 - 2010, Paul Beckingham.
+## 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
+##
+################################################################################
+
+use strict;
+use warnings;
+use Test::More tests => 10;
+
+# Create the rc file.
+if (open my $fh, '>', 'pri.rc')
+{
+  print $fh "data.location=.\n",
+            "report.foo.description=DESC\n",
+            "report.foo.columns=id,priority_long\n",
+            "report.foo.labels=ID,P\n",
+            "report.foo.sort=id+\n";
+  close $fh;
+  ok (-r 'pri.rc', 'Created pri.rc');
+}
+
+# Generate the usage screen, and locate the custom report on it.
+qx{../task rc:pri.rc add one   pri:H};
+qx{../task rc:pri.rc add two   pri:M};
+qx{../task rc:pri.rc add three pri:L};
+qx{../task rc:pri.rc add four  pri:};
+
+my $output = qx{../task rc:pri.rc foo 2>&1};
+like ($output,   qr/ID P/,       'priority_long indicator heading');
+like ($output,   qr/1\s+High/,   'priority_long High');
+like ($output,   qr/2\s+Medium/, 'priority_long Medium');
+like ($output,   qr/3\s+Low/,    'priority_long Low');
+like ($output,   qr/4\s*\n/,      'priority_long None');
+
+# Cleanup.
+unlink 'pending.data';
+ok (!-r 'pending.data', 'Removed pending.data');
+
+unlink 'completed.data';
+ok (!-r 'completed.data', 'Removed completed.data');
+
+unlink 'undo.data';
+ok (!-r 'undo.data', 'Removed undo.data');
+
+unlink 'pri.rc';
+ok (!-r 'pri.rc', 'Removed pri.rc');
+
+exit 0;
+