The adds the -d flag to "helm chart export" to save chart to different
directory.
Also, allow loading with "helm chart save" from both dir and tarball, as
well as make expirimental error more copy-paste friendly.
Signed-off-by: Josh Dolitsky <jdolitsky@gmail.com>
This adds a new `gates` package used for interacting with feature gates. It also marks the OCI registry work as experimental, signalling to users that it is not a stable feature of Helm.
Signed-off-by: Matthew Fisher <matt.fisher@microsoft.com>