usage: allow pluggable die-recursion checks

diff --git a/RelNotes b/RelNotes
index 115c33553bb99a5ac6c21c2ac0f33ab7b48a4901..4f1d2cb9a91cb4dd41af193c68ab3958f7736d97 120000 (symlink)
--- a/RelNotes
+++ b/RelNotes
@@ -1 +1 @@
-Documentation/RelNotes-1.6.5.6.txt
\ No newline at end of file
+Documentation/RelNotes/1.8.1.6.txt
\ No newline at end of file