added "detect_version_externally" mode for some stubborn python modules
added "detect_version_externally" mode for some stubborn python modules

ctuning/ck-env,ctuning/ck-env,ctuning/ck-env,ctuning/ck-env,ctuning/ck-env,ctuning/ck-env,ctuning/ck-env,ctuning/ck-env