Enhancement - StringTable integration

- StringTable now integrated into Context.
- Docs updated for new "locale" configuration variable.
- StringTable unit tests implemented.

src/tests/stringtable.t.cpp

@@ -0,0 +1,57 @@
+////////////////////////////////////////////////////////////////////////////////
+// task - a command line task list manager.
+//
+// Copyright 2006 - 2009, 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
+//
+////////////////////////////////////////////////////////////////////////////////
+#include <unistd.h>
+#include <StringTable.h>
+#include <util.h>
+#include <test.h>
+
+////////////////////////////////////////////////////////////////////////////////
+int main (int argc, char** argv)
+{
+  UnitTest t (4);
+
+  // Create a string file.
+  std::string file = "./strings.xx-XX";
+  spit (file, "# comment\n1 found");
+  t.is (access (file.c_str (), F_OK), 0, "strings.xx-XX created.");
+
+  // Load the string file.
+  StringTable st;
+  st.load (file);
+
+  // Test the object.
+  t.is (st.get (1, "nope"), "found", "string 1 'found' found");
+  t.is (st.get (2, "nope"), "nope",  "string 2 'nope'  defaulted");
+
+  // Clean up.
+  unlink (file.c_str ());
+  t.is (access (file.c_str (), F_OK), -1, "strings.xx-XX removed.");
+
+  return 0;
+}
+
+////////////////////////////////////////////////////////////////////////////////