* cleanup

* cleanup header includes

* cleanup

* cleanup TensorMemoryReservation pass

* include cleanup

* more cleanup

* more header cleanup

* style

* Remove obsolete comments

* Sigmoid and tanh  doc, edit for abs

* Add equation for sigmoid.

* Add CODEOWNERS file (will have no effect until enabled in GitHub settings)

* Review comments, and fix a username

* Tabs -> spaces

* Review comments

* /maint/ to @cconvey

* /maint/ back to @diyessi by default

* rename files

* rename runtime TensorView to Tensor

* rename HostTensorView to HostTensor

* Address deferred comments from PR 1676

* use dynamic pointer cast for added error checking

* set_output_size fix

* add assert

* dont run get_loop_kernels twice

* CI speedup and simplification

* Rebuild cached master when branch build fails

* Fixed sed command

* Fixed cahced nGraph path

* Exit function if cmake or make fails

* Fixed build path

* Fail building in case cached ngraph is not built

* Ensure cached nGraph is on master before pulling

* add ngraph dequantize op

* use a floating point offset

* code format

* reminder to fix serializer

* add serializer support

* add dequantize test cases

* cleanup and code format

* fix build warning for implicit conversion

* remove get_tensor method

* remove get_element_count as it is redundant to get_size

* fix a few issues with examples and python wrapper

* rename get_size to get_element_count and add get_size_in_bytes method

* add quantize op into intelgpu

* IntelGPU backend: ArgMax, ArgMin, LRN operations

* PR1697. Comments addressed

* PR1697. Empty lines added

Ditch == and != operators, add 'compatible' function to mean 'possibly equal/not necessarily unequal'

* add DropOut op and stub to Documentation ToC

* cleanup stub for dropout and add template for op additions

* add checklist as helper for op_stub

Throw exceptions if attempt is made to convert from size_t_max to Dimension, or from an undetermined Dimension to size_t

* adding nGraph Quantize op

* unit test failing for floating point exception

* unit test working in float

* unit test working in uint8

* improved type checking and polished unit test - passing

* quantized axes working

* inclusive project method

* add round mode

* TODO cleanup

* code format

* adding serializer support - fails build

* add serializer support

* make CPU quantize op work; new tests for int8, clamp)

* fix build failure

* fix GPU build issue

* fix GPU unit test manifest

* use quantized offset

* add is_quantized field to element::Type

* add reduce function to coordinate.hpp

* Move CallFrame functionality into GPUBackend

* IntelGPU backend: Switch Select operation to use implementation from clDNN

* PR1688: Style fix.