Added uint64_t/ecmdBit64 documentation
Added uint64_t/ecmdBit64 documentation

mklight/eCMD,open-power/eCMD,mklight/eCMD,open-power/eCMD,open-power/eCMD,open-power/eCMD,open-power/eCMD,mklight/eCMD,mklight/eCMD,mklight/eCMD