Remove dependency on material_design_icons

We get the icons from the iconfont now.

Also, remove the package:flutter CHANGELOG.md.  This file is outdated and the
git history is a more accurate change log these days.

packages/flutter/CHANGELOG.md

-## 0.0.20
-
-  - 167 changes: https://github.com/domokit/mojo/compare/f2830c7...603f589
-
-## 0.0.19
-
-  - 49 changes: https://github.com/domokit/mojo/compare/a64559a...1b8968c
-
-## 0.0.18
-
-  - 41 changes: https://github.com/domokit/mojo/compare/246e279...c3119f6
-
-## 0.0.17
-
-  - 18 changes: https://github.com/domokit/mojo/compare/e7433cf...8879bfd
-
-## 0.0.16
-
-  - 27 changes: https://github.com/domokit/mojo/compare/e028733...e7433cf
-
-## 0.0.15
-
-  - 6 changes: https://github.com/domokit/mojo/compare/4df2d39...e028733
-
-## 0.0.14
-
-  - 42 changes: https://github.com/domokit/mojo/compare/3de9766...cf84c48
-
-## 0.0.13
-
-  - 70 changes: https://github.com/domokit/mojo/compare/889091e...136e0d4
-
-## 0.0.12
-
-  - 29 changes: https://github.com/domokit/mojo/compare/e25e3e2...432ce45
-  - Fixed sky_tool to work again.
-
-## 0.0.11
-
-  - 197 changes: https://github.com/domokit/mojo/compare/bdbb0c7...fb1b726
-
-## 0.0.10
-
-  - 23 changes: https://github.com/domokit/mojo/compare/1b7bcee...be9dad7
-
-## 0.0.8
-
-  - Fix 2 crashes in SkyDemo.apk, updated widgets.  0.0.7 was skipped.
-
-## 0.0.6
-
-  - First release after Dart summit.  Adds new main.dart based workflow.
-
-## 0.0.5+dart-summit-7
-
-  - Fix crash in sky_tool stop_tracing.
-
-## 0.0.5+dart-summit-6
-
-  - Fix missing include in sky_tool causing failure.
-
-## 0.0.5+dart-summit-5
-
-  - Added sky_tool start_tracing and stop_tracing.
-
-## 0.0.5+dart-summit-4
-
-  - Added download_material_design_icons script.
-
-## 0.0.5+dart-summit-3
-
-  - Fix typo in lib/sky_tool causing syntax error when run.
-
-## 0.0.5+dart-summit-2
-
-  - Various demo fixes and added ChangeLogs.
-
-## 0.0.5+dart-summit-1
-
-  - Branched from mojo trunk to stabalize for Dart summit.
-
-## 0.0.2
-
-  - sdk_additions now includes previously missing imports.
-  - added lib/sky_tool, and supporting apks/SkyDemo.apk

packages/flutter/lib/src/material/app.dart

@@ -28,8 +28,7 @@ const TextStyle _errorTextStyle = const TextStyle(
 AssetBundle _initDefaultBundle() {
   if (rootBundle != null)
     return rootBundle;
-  const String _kAssetBase = '/packages/material_design_icons/icons/';
-  return new NetworkAssetBundle(Uri.base.resolve(_kAssetBase));
+  return new NetworkAssetBundle(Uri.base);
 }
 
 final AssetBundle _defaultBundle = _initDefaultBundle();

packages/flutter/pubspec.yaml

@@ -18,10 +18,6 @@ dependencies:
   # analyzer, by the way!) complaining about the inconsistency.
   analyzer: 0.27.1
 
-  # TODO(abarth): Remove once we've updated the iOS build to not assert that
-  # this package exists.
-  material_design_icons: '>=0.0.3 <0.1.0'
-
   sky_engine:
     path: ../../bin/cache/pkg/sky_engine
   sky_services: