Fix crash when NGRAPH_ENABLE_{VISUALIZE,SERIALIZE}_TRACING=1

* adding group convolution implementation for plaidml

* update CMakeLists.txt to include new group convolution files

* adding new ngraph unit tests for grouped convolutions

* adding group conv unit test back in for plaidml backend

* specify group convolution support in plaidml

* add denise as codeowner for plaidml runtime dir

* remove commented-out lines of unit test manifest

* style changes

* resolve all discussions in PR

* skip data dilation unit test on cpu backend

* adding group convolution implementation for plaidml

* update CMakeLists.txt to include new group convolution files

* adding new ngraph unit tests for grouped convolutions

* adding group conv unit test back in for plaidml backend

* specify group convolution support in plaidml

* add denise as codeowner for plaidml runtime dir

* remove commented-out lines of unit test manifest

* style changes

* resolve all discussions in PR

* skip data dilation unit test on cpu backend

* Don't enable dl use in static builds

remove dladdr in static

* Swap dlerror defs

* - add NGRAPH_INTERPRETER_STATIC_LIB_ENABLE && NGRAPH_CPU_STATIC_LIB_ENABLE as compiler definitions

* Don't look for backends if static

* - add dummy function to register quantized concat and max_pool for static build

* Fix ifdef

I think this was a merge error of some kind.

This will avoid that we break MLIR examples when we are modifying MLIR
codebase directly.

[Py] Added depth_to_space operator to Python API.

* Unit tests to individual files

* rename obsolete file

* WIP

* CHANGE_DYNAMIC_STATE

* Implement full type prop for DynBroadcast when inputs const/static; clean up pass properties

* Add a unit test for the late-constness thing

* Update reference, interp, constant folding to handle autobroadcast

* Document the autobroadcast helper, and fix a corner case (zero's a number too!)

* Tests, and insert a check within the CPU folders for autobroadcast (it's still unsupported)

* Remove unnecessary include

* EXPECT_EQ -> ASSERT_EQ, for consistency

* Replace assert for CPU folders with a fallback

* 0.25 prerelease

* New branch for 0.25 docs

* remove file from wrong directory

* Adjust ROIPolling

* Fixed comment

* - private function to static initlize all the backend for static library builds

* - export backend function on windows

* -fix_typo

* [ONNX] Remove unused includes

* Update headers

* Clang format

* WIP

* CHANGE_DYNAMIC_STATE

* Implement full type prop for DynBroadcast when inputs const/static; clean up pass properties

* Add a unit test for the late-constness thing

* Fix merge

* style

* [Py] Added grn operator to Python API.

* [Py] Changed order of included files.

* [Py] Changed docstring.

* style

[Py] Added gemm operator to Python API.

Convert pattern ops to type_name

Add logical xor op

[Py] Code formatting.