--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/spec/data/testlist/headerremove	Mon Feb 06 11:54:16 2017 -0800
@@ -0,0 +1,11 @@
+return-path
+return-receipt-to
+content-length
+precedence
+x-confirm-reading-to
+x-pmrqc
+list-subscribe
+list-unsubscribe
+list-help
+list-post
+sender