Update args to 0.13.0.

all.deps/DEPS

 # Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 # for details. All rights reserved. Use of this source code is governed by a
 # BSD-style license that can be found in the LICENSE file.
 
 vars = {
   # Use this googlecode_url variable only if there is an internal mirror for it.
   # If you do not know, use the full path while defining your new deps entry.
   "googlecode_url": "http://%s.googlecode.com/svn",
 
   "gyp_rev": "@1752",
   "co19_rev": "@801",
   "chromium_url": "http://src.chromium.org/svn",
   "chromium_git": "https://chromium.googlesource.com",
 
   # Revisions of /third_party/* dependencies.
   "7zip_rev" : "@19997",
   "android_adb_rev" : "@36744",
   "android_content_shell_rev" : "@37275",
   "apache_ant_rev" : "@19997",
   "apache_compress_rev" : "@19997",
   "apache_http_rev" : "@37872",
-  "args_rev" : "@2699ca11b09158ab23ff4cb464ab255e89cc2f27",
+  "args_tag": "@0.13.0",
   "args4j_rev" : "@19997",
   "barback_rev" : "@29ee90dbcf77cfd64632fa2797a4c8a4f29a4b51",
   "bzip2_rev" : "@19997",
   "chrome_rev" : "@19997",
   "clang_rev" : "@28450",
   "collection_rev": "@1da9a07f32efa2ba0c391b289e2037391e31da0e",
   "commons-io_rev" : "@19997",
   "commons-lang_rev" : "@33092",
   "crypto_rev" : "@2df57a1e26dd88e8d0614207d4b062c73209917d",
   "csslib_rev" : "@994d20b90038fedd2aa7ad31f2a31456da96b225",
@@ skipping 136 matching lines @@
   "dart/third_party/WebCore": "/third_party/WebCore" + Var("WebCore_rev"),
   "dart/third_party/weberknecht":
       "/third_party/weberknecht" + Var("weberknecht_rev"),
   "dart/third_party/observatory_pub_packages":
       "/third_party/observatory_pub_packages" +
       Var("observatory_pub_packages_rev"),
 
   "dart/third_party/font-awesome":
       "/third_party/font-awesome" + Var("font_awesome_rev"),
   "dart/third_party/pkg/args":
-      "https://github.com/dart-lang/args.git" + Var("args_rev"),
+      "https://github.com/dart-lang/args.git" + Var("args_tag"),
   "dart/third_party/pkg/async_await":
       "https://github.com/dart-lang/async_await.git" + Var("async_await_rev"),
   "dart/third_party/pkg/barback":
       "https://github.com/dart-lang/barback.git" + Var("barback_rev"),
   "dart/third_party/pkg/collection":
       "https://github.com/dart-lang/collection.git" + Var("collection_rev"),
   "dart/third_party/pkg/crypto":
       "https://github.com/dart-lang/crypto.git" + Var("crypto_rev"),
   "dart/third_party/pkg/csslib":
       "https://github.com/dart-lang/csslib.git" + Var("csslib_rev"),
@@ skipping 115 matching lines @@
   },
   {
     "pattern": ".",
     "action": ["python", "dart/editor/build/generate_sources.py"],
   },
   {
     "pattern": ".",
     "action": ["python", "dart/tools/gyp_dart.py"],
   },
 ]