* Fix offset calculation in NEReductionOperationKernel.
* Fix data layout in NEScaleKernel for nhwc.
* Retain configuration step data layout to avoid side-effects.
* Perform sqrt in double domain for L2 pooling.
* Fix output shape calculation for Reduce Mean.
- Cleanup a bit with spec-cleaner
OBS-URL: https://build.opensuse.org/package/show/science:machinelearning/ComputeLibrary?expand=0&rev=10