readme updates.

Author: mdbergmann

README.md

@@ -1,4 +1,4 @@
-<!--![CI](https://github.com/mdbergmann/cl-gserver/workflows/CI/badge.svg?branch=master)-->
+![CI](https://github.com/mdbergmann/cl-gserver/workflows/CI/badge.svg?branch=master)
 
 ### Introduction - Actor framework featuring actors and agents
 
@@ -688,6 +688,8 @@ Previous 'self' and 'state' parameters are now accessible via `*self*` and `*sta
 
 ### Version history
 
+**Version 3.2.0 (13.2.2024):** Message-box queue changes. SBCL now uses a separate fast CAS based queue coming as a contrib package. The other impls use a faster queue by default but still with locking. New benchmarks.
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 **Version 3.1.0 (14.1.2024):** Added scheduler facility to actor-system that allows to schedule functions one or recurring. See API documentation for more info.
 
 **Version 3.0.4 (10.7.2023):** Allow additional initialization arguments be passed to actor. Wheel-time now knows CANCEL function. Partial fix for clasp (2.3.0).