Cleanup

	modified:   lib/IRC/Toolkit/ISupport.pm
Add elist() test

modified:   t/02_util/isupport.t
ISupport parser simplifications, add elist()

	modified:   lib/IRC/Toolkit/ISupport.pm
	modified:   t/02_util/isupport.t
Merge branch 'elist'

* elist:
  ISupport parser simplifications, add elist()
  Add elist() test