Add initial GRAVEYARD document (#502)

2020-02-11 11:58:35 -08:00 · 2020-02-11 11:58:35 -08:00 · 4017e78cef
--- a/GRAVEYARD.md
+++ b/GRAVEYARD.md
@ -0,0 +1,5 @@
+# Link to code removed from this repository
+
+- 2019-12-17 (available until [commit `2af8b2b`](https://github.com/mozilla-services/mozilla-pipeline-schemas/tree/2af8b2b266430d8ac28ec68b51b8c8a3af673fcf))
+  - PR #463. Removed most parquet schemas due to the teardown of the AWS
+    pipeline and `direct2parquet`.