Remove google closure, and start reworking the build system

Squashed commit of the following:

commit 446aae2afd089c28abd1d03a5fd20d4735837e16
Author: Trevor Elliott <trevor@galois.com>
Date:   Thu May 16 11:50:17 2013 -0700

    stage-dir doesn't need to be cleaned

      Since everything goes into a common build tree now, cleaning just
    involves removing the entire build tree.

commit d8f531ddf8ee1406ec915502c28dc0eb3912d0ee
Author: Trevor Elliott <trevor@galois.com>
Date:   Thu May 16 11:47:10 2013 -0700

    Switch to placing build artifacts in a build tree

commit 9eedeec8d6a1012b1b7e466120260276b1e952d4
Author: Trevor Elliott <trevor@galois.com>
Date:   Thu May 16 11:35:01 2013 -0700

    Remove the closure_compiler and closure_linter

commit 5784158cf2cd55f0ffd01147ae014379ecc857fd
Author: Trevor Elliott <trevor@galois.com>
Date:   Thu May 16 11:34:27 2013 -0700

    Move the scripts in build to tools/bin

commit 64a6a53ea0fd5e299e9d17c0e4f8fedf305272dc
Author: Trevor Elliott <trevor@galois.com>
Date:   Thu May 16 11:27:55 2013 -0700

    Build jsdoc

      Also, remove the old Makefiles that were in doc, as they're not necessary
    anymore.

commit 1ef0d9e39cd4a24807ee6ca956fbc627fb851b9d
Author: Trevor Elliott <trevor@galois.com>
Date:   Thu May 16 11:18:59 2013 -0700

    Conditionally build the manual

commit c326c58059e0d5035edecfd6261ee42797c49c2c
Author: Trevor Elliott <trevor@galois.com>
Date:   Thu May 16 11:13:31 2013 -0700

    Get the html manual building again

commit 480fa132ffb0562eb3f61d45d79d3315b1d3cc29
Author: Trevor Elliott <trevor@galois.com>
Date:   Thu May 16 11:13:01 2013 -0700

    Move doc specific .gitignore stuff to doc/.gitignore

commit 8c108d4e0df848839bcd6b4c22d623053f590e95
Author: Trevor Elliott <trevor@galois.com>
Date:   Wed May 15 10:42:41 2013 -0700

    Fix some path inconsistencies in the contexts build.mk

commit ee53404be09cf26983365374da84ade564b92926
Author: Trevor Elliott <trevor@galois.com>
Date:   Wed May 15 10:37:40 2013 -0700

    Preliminary build system changes

     * Chrome extension builds, but there are problems

commit 474c6b88190787aeffd960ffb5855d31770e7141
Author: Trevor Elliott <trevor@galois.com>
Date:   Mon May 13 19:06:31 2013 -0700

    Remove the closure toolkit

1 files changed, 0 insertions, 74 deletions

diff --git a/tools/closure_linter-2.3.4/closure_linter/not_strict_test.py b/tools/closure_linter-2.3.4/closure_linter/not_strict_test.py
deleted file mode 100755
index 8df8efc..0000000
--- a/tools/closure_linter-2.3.4/closure_linter/not_strict_test.py
+++ /dev/null
@@ -1,74 +0,0 @@
-#!/usr/bin/env python
-#
-# Copyright 2011 The Closure Linter Authors. All Rights Reserved.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS-IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-"""Tests for gjslint --nostrict.
-
-Tests errors that can be thrown by gjslint when not in strict mode.
-"""
-
-
-
-import os
-import sys
-import unittest
-
-import gflags as flags
-import unittest as googletest
-
-from closure_linter import checker
-from closure_linter import errors
-from closure_linter.common import filetestcase
-
-_RESOURCE_PREFIX = 'closure_linter/testdata'
-
-flags.FLAGS.strict = False
-flags.FLAGS.custom_jsdoc_tags = ('customtag', 'requires')
-flags.FLAGS.closurized_namespaces = ('goog', 'dummy')
-flags.FLAGS.limited_doc_files = ('externs.js', 'dummy.js',
-                                 'limited_doc_checks.js')
-
-
-# List of files under testdata to test.
-# We need to list files explicitly since pyglib can't list directories.
-_TEST_FILES = [
-    'not_strict.js'
-    ]
-
-
-class GJsLintTestSuite(unittest.TestSuite):
-  """Test suite to run a GJsLintTest for each of several files.
-
-  If sys.argv[1:] is non-empty, it is interpreted as a list of filenames in
-  testdata to test. Otherwise, _TEST_FILES is used.
-  """
-
-  def __init__(self, tests=()):
-    unittest.TestSuite.__init__(self, tests)
-
-    argv = sys.argv and sys.argv[1:] or []
-    if argv:
-      test_files = argv
-    else:
-      test_files = _TEST_FILES
-    for test_file in test_files:
-      resource_path = os.path.join(_RESOURCE_PREFIX, test_file)
-      self.addTest(filetestcase.AnnotatedFileTestCase(resource_path,
-                                                      checker.GJsLintRunner(),
-                                                      errors.ByName))
-
-if __name__ == '__main__':
-  # Don't let main parse args; it happens in the TestSuite.
-  googletest.main(argv=sys.argv[0:1], defaultTest='GJsLintTestSuite')