Add worker task queue size estimation
Limit the number of buffers that can be cached in a thread to the number that have been allocated
Reduce allocations of byte buffers
Revert "Add worker task queue size estimation"

This reverts commit 29674cf0565a96f64c4c119ff774c2cb4c39bd90.
Avoid post-close loop behavior
[XNIO-229]: Adding support for more expressions in defining cipher suites.
Now you can use the openSSL syntax to define which ciphers to use and also rdefine the default cipher suite.