implement varlink image functions for working with libpod with the exception of a
couple due to incompletions on the libpod side of things (build).
also, created a first pass at a libpodpy package which will stand as a client to
working with libpod's varlink methods using python.
Signed-off-by: baude <bbaude@redhat.com>
Closes: #669
Approved by: baude
Made necessary changes to functions to include contex.Context wherever needed
Signed-off-by: umohnani8 <umohnani@redhat.com>
Closes: #640
Approved by: baude