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

sky/examples/stocks/README.md

Index: sky/examples/stocks/README.md
diff --git a/sky/examples/stocks/README.md b/sky/examples/stocks/README.md
deleted file mode 100644
index 4874a72c29fe7b2da1dc929a16b80013f69c6269..0000000000000000000000000000000000000000
--- a/sky/examples/stocks/README.md
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-This sample app is our main test harness right now.
-
-Follow these steps to make sure everything works, comparing the
-results to earlier builds:
-
-1. Load the app
-2. Scroll down and up.
-3. Fling down.
-4. Fling up. Verify that it bounces at the top.
-5. Tap on rows. Make sure they get ink splashes.
-6. Open the drawer.
-7. Slide the drawer in and out.
-8. Check that you can change the radio buttons.
-9. Check for ink splashes on each row but not in the header.
-10. Check that you can't scroll the list with the drawer out.
-11. Close the drawer.
-12. Open the menu.
-13. Check the checkbox.
-14. Open the menu. Verify the checkbox is checked.
-15. Tap another menu item.
-16. Hit search.
-17. Type a query like "XXI".
-18. Dismiss the keyboard.
-19. Scroll the list. Verify that you can't overscroll.
-20. Tap the search bar. Verify the keyboard comes back.
-21. Switch to the voice keyboard. Verify that that keyboard works.
-22. Hit the back button.
-23. Verify that the floating action button gets ink splashes.
-
-These steps carefully avoid known bugs. See:
-   https://github.com/domokit/mojo/labels/stock%20demo