Allow regexp when batch-testing from command-line

* Makefile (SELECTOR): Same default, but allow regexp selectors.
* lib/cl-lib.el: Upgarde to cl-lib 0.5.
* swank-sbcl.lisp (wrap): Adapt to newer SBCL.
Minor ChangeLog corrections
Update NEWS file

* NEWS: Update NEWS for upcoming 2.4 release.
Release 2.4