all good csk ccsk v2.1.0

csk & ccsk good: copy ctor & less that overload ... v2.0.1

basic & min all cleaned up, v2.0.0

basic & minimall optional parms working v.1.5.0

tag v1.4.0 basic and miniaml

tag v1.3.0

update header on makefile after refactoring targets ...

refactor makefile targets ...

no major chnage 1.0.2

my version 1.0.q