COMPMID-415: Improve SimpleTensor and RawTensor

Change-Id: I7a5f970b3c04b925682fd9f0ece3254478dc96f7
Reviewed-on: http://mpd-gerrit.cambridge.arm.com/83343
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>
Tested-by: Kaizen <jeremy.johnson+kaizengerrit@arm.com>
18 files changed