Add initial code for crictl
Add initial code for crictl

Signed-off-by: Mrunal Patel <d389837b018b67489df74a2c5f0aca13aaed44b6@gmail.com>

feiskyer/cri-tools,feiskyer/cri-tools,xlgao-zju/cri-tools,xlgao-zju/cri-tools,Helen-Xie/cri-tools,Helen-Xie/cri-tools,xlgao-zju/cri-tools,Helen-Xie/cri-tools,heartlock/cri-tools,feiskyer/cri-tools,heartlock/cri-tools,heartlock/cri-tools