* [Py] Added operators GroupConvolution and RNNCell to Pythpn API

* [Py] Removed code unrealated to branch.

* [Py] Undo removed test.

* [Py] Added removed decorator.

* [Py] Code formatting.

* [Py] Added ops to documentation's list.

* [Py] Added skipped file.

* [Py] Code formatting.

* [Py] Code formatting.

* Revert "Merge branch 'master' into etusien/GroupConv_RNNCell"

This reverts commit a1848ea48916b293d5260869b2a52827bea21981, reversing
changes made to 6a60068abf8e5391bf875ee22573eb1aa388b047.

* [Py] Reverted changes.

* [Py] Changed imports' list

* [Py] Added missed imports.

* [Py] Added operators GroupConvolution and RNNCell to Pythpn API

* [Py] Removed code unrealated to branch.

* [Py] Undo removed test.

* [Py] Added removed decorator.

* [Py] Added ops to documentation's list.

* [Py] Added skipped file.

* [Py] Code formatting.

* [Py] Code formatting.

* [Py] Reverted changes.

* Revert "Revert "Merge branch 'master' into etusien/GroupConv_RNNCell""

This reverts commit 9c46ce5d289dadc4979e4712c79fff84bb538652.

* [Py] Reverted changes.

* [Py] Code formatting.

* [Py] Code formatting.

* [Py] Added PadType to Group Conv op.

* Add opset_version field to Node

* Add opset version aliases to Softmax

* Add op::set1::Softmax operator

* Disable opset 1 ops in INTERPRETER

* Add serializer support for Softmax opset 1

* Opset1Transformation pass

* Added unit tests to softmax pass

* Code refactoring

* Added missing virtual to set_opset_version

* Clang styles applied

* Update src/ngraph/pass/opset1_transform.cpp
Co-Authored-By: Adam Procter <adam.m.procter@intel.com>

* Part.1 Code review remarks introduced

* Part.2 Code review remarks introduced

* Changed opset_version to op_version

* Code review remarks introduced

* Code review remarks introduced

* Set Op as base class for Softmax instead of UnaryElementwiseArithmetic

* Fixed unit tests

* v1::Softmax::generate_adjoints mark temporarily as not supported

* Fix CI. Part.2

* Fix CI. Part.3

* Code review remarks introduced

* Rename Opset1Transformation to Opset1Upgrade

* Fixed clag style problem with enum switch

* Fixes clang compilator error

* Removed unused foward declaration

* Code review remarks introduced

* Added checking if input rank is static

* [Py] Added Dequantize, Quantize, Quantized Convolution, Quantized Dot operators to Python API.

* [Py] Removed unnecess import.

* [Py] Changed docstring.
Co-Authored-By: Tomasz Socha <tomasz.socha@intel.com>

* [Py] Changed docstring.

* [Py] Changed docstring.

* [Py] Added missed imports.

* [Py] Added operators Shuffle Channels, Squared Difference and Squeeze to Python API.

* [Py] Changed docstring.

* [Py] Changed docstring.

* [Py] Changed docstring.

* New clang-format rules for src/ngraph/op/util

* Restore root .clang-format

* Remove redundant .clang-formats

* Revert "Remove redundant .clang-formats"

This reverts commit e158df1e507570b55348ce326fd7e8b4ae819f36.

* Remove redundant .clang-formats

* [FUSED] Change alpha attribute in Elu from dynamic to static

* Fix python API

* Fix failing python test

* Remove unnecesary test

* Fix merge artifact

* Review fix I

* Review Fix PyAPI

* [Py] Added grn operator to Python API.

* [Py] Changed order of included files.

* [Py] Changed docstring.

* style

[Py] Added clamp operator to Python API. Created new package for registration of fused ops in pyngraph.

* Make required numpy version explicit.

* Read setup requirements from requirements.txt

* Update documentation for utility test functions.

* Remove unnecesary code and update comment.

* Added elu operator to Python API.

* Added missing file.

* Specified elu function description.

* Expand docstring

* [Py] Added test with scalar for elu operator.

* Bugfix

*  [Py] Changed input type in elu test.

* Update test_ops_binary.py

* [Py] Syntax bugfix.

* [Py] Added elu operator to list in documentation.

* Use libc++ for macOS core python wheel

* numpy version