Define structure, guidelines, and license

- The project is a collection of tools and libraries. Define
  the structure it follows and move standalone script to comply.
- Explicitly name and document the toolset agreed on
  informally.
- The style/lint/format tools configuration will apply to all
  projects and tools within this collection.
- This collection is released under the terms of the Apache 2.0
  license. Add the proper header to the collection members.
- Add `vendorsetup.sh` to automatically add the standalone scripts
  to the user PATH when the project is checked out in an Android
  tree.

Change-Id: I42ff663e0313d2ba338c53310699411343286d82
diff --git a/NOTICE b/NOTICE
new file mode 100644
index 0000000..4ba1596
--- /dev/null
+++ b/NOTICE
@@ -0,0 +1,5 @@
+Fairphone Android tools
+Copyright 2018 Fairphone B.V.
+
+This product includes software developed at Fairphone
+(https://fairphone.com).