NEWS in raindrops-0.19.2 vs NEWS in raindrops-0.20.0

@@ -1,4 +1,14 @@
+=== raindrops 0.20.0 / 2021-12-06 23:41 UTC
+
+  Raindrops may now use file-backed mmap() rather than anonymous
+  memory.  Thanks to KJ Tsanaktsidis for the patch:
+
+  https://yhbt.net/raindrops-public/[e-mail]/T/
+
+  The documentation is also updated to note our mail archives are now
+  available via IMAP(S).
+
 === raindrops 0.19.2 / 2021-05-25 23:13 UTC
 
   This release fixes compatibility with GC.compact on Ruby 3.x
   when using ListenStats on Linux.  The listener stats
   functionality is rarely used and does not affect most users