fix deepcopy on templated structs (#440)
fix deepcopy on templated structs (#440)

* Added __deepcopy__ for ecmdDataBufferVector

Signed-off-by: Jason Albert <fa03034561e2b166380dd3e144e93f10ef6a69c2@us.ibm.com>

* Add __deepcopy__ support for all templated structs

Signed-off-by: Jason Albert <fa03034561e2b166380dd3e144e93f10ef6a69c2@us.ibm.com>
open-power/eCMD,open-power/eCMD,open-power/eCMD,open-power/eCMD,open-power/eCMD