Move sky/examples to sky/sdk/lib/example, and code changes to support that change. Fixes T277.

sky/examples/rendering/render_paragraph.dart

Index: sky/examples/rendering/render_paragraph.dart
diff --git a/sky/examples/rendering/render_paragraph.dart b/sky/examples/rendering/render_paragraph.dart
deleted file mode 100644
index 29252b412e38ca2db9363838c449e39c1d35ddcb..0000000000000000000000000000000000000000
--- a/sky/examples/rendering/render_paragraph.dart
+++ /dev/null
@@ -1,46 +0,0 @@
-// Copyright 2015 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-import 'dart:sky';
-
-import 'package:sky/painting/text_style.dart';
-import 'package:sky/rendering/box.dart';
-import 'package:sky/rendering/flex.dart';
-import 'package:sky/rendering/object.dart';
-import 'package:sky/rendering/paragraph.dart';
-import 'package:sky/rendering/sky_binding.dart';
-
-import '../lib/solid_color_box.dart';
-
-void main() {
-  RenderFlex flexRoot = new RenderFlex(direction: FlexDirection.vertical);
-
-  RenderObject root = new RenderDecoratedBox(
-    decoration: new BoxDecoration(backgroundColor: const Color(0xFF606060)),
-    child: flexRoot
-  );
-
-  RenderObject child = new RenderSolidColorBox(const Color(0xFFFFFF00));
-  flexRoot.add(child);
-  child.parentData.flex = 2;
-
-  // The internet is a beautiful place.  https://baconipsum.com/
-  String meatyString = """Bacon ipsum dolor amet ham fatback tri-tip, prosciutto
-porchetta bacon kevin meatball meatloaf pig beef ribs chicken. Brisket ribeye
-andouille leberkas capicola meatloaf. Chicken pig ball tip pork picanha bresaola
-alcatra. Pork pork belly alcatra, flank chuck drumstick biltong doner jowl.
-Pancetta meatball tongue tenderloin rump tail jowl boudin.""";
-
-  var text = new InlineStyle(
-      new TextStyle(color:  const Color(0xFF009900)),
-      [new InlineText(meatyString)]);
-  child = new RenderDecoratedBox(
-    decoration: new BoxDecoration(backgroundColor: const Color(0xFFFFFFFF)),
-    child: new RenderParagraph(text)
-  );
-  flexRoot.add(child);
-  child.parentData.flex = 1;
-
-  new SkyBinding(root: root);
-}