ciao-cli: Remove non-supported image download and modify
ciao-cli: Remove non-supported image download and modify

CIAO image service is not currently supporting image download
and modify. We may enable it later. For now, we need to remove
these options in order to avoid confusion.

Signed-off-by: Obed N Munoz <6e5b23a9efbce03e6440ea9b699a6874389894d3@intel.com>

mrkz/ciao,mrkz/ciao,matthewrsj/ciao,tpepper/ciao,markdryan/ciao,mrkz/ciao,ciao-project/ciao,erick0z/ciao,obedmr/ciao,tpepper/ciao,ciao-project/ciao,mcastelino/ciao,obedmr/ciao,kaccardi/ciao,matthewrsj/ciao,erick0z/ciao,rbradford/ciao,erick0z/ciao,01org/ciao,tpepper/ciao,obedmr/ciao,01org/ciao,rbradford/ciao,mcastelino/ciao,kaccardi/ciao,markdryan/ciao,matthewrsj/ciao,mcastelino/ciao