CLI: Added HEX dump with ASCII preview.
CLI: Added HEX dump with ASCII preview.

ongjohn/LibSWD,shangdawei/LibSWD,ongjohn/LibSWD,cedar-renjun/LibSWD,shangdawei/LibSWD,ongjohn/LibSWD,cedar-renjun/LibSWD,shangdawei/LibSWD,cedar-renjun/LibSWD