* Adding a custom op interface to the C API to remove shared library dependency.
* Remove old custom op test
* Rework how custom ops handle inputs/outputs to enable custom op output shape calculation in the compute method
* Add a nicer C++ API for custom ops and switch the tests to use it.
* added packaging pipeline
* Update win-ci-pipeline.yml for Azure Pipelines
* Update win-ci-pipeline.yml for Azure Pipelines
* Update win-ci-pipeline.yml for Azure Pipelines
* Update win-ci-pipeline.yml for Azure Pipelines
* Update win-ci-pipeline.yml for Azure Pipelines
* Update win-ci-pipeline.yml for Azure Pipelines
* Update win-ci-pipeline.yml for Azure Pipelines
* Update win-ci-pipeline.yml for Azure Pipelines
* put the c-api header file at root instead of under core/session
* Update win-ci-pipeline.yml for Azure Pipelines
* Update win-ci-pipeline.yml for Azure Pipelines
* Update win-ci-pipeline.yml for Azure Pipelines
* parameterize the windows build script
* Update win-package-pipeline.yml for Azure Pipelines
* fixed indenting
* fixed indenting
* fix parameter reference syntax
* try using arch = amd64 for the vcvarsall
* remove duplicate tasks
* use vcvarsall
* some more refactor
* fix typo
* fix typo
* factored out the packaging step into a template
* add x86 build to package pipeline
* use amd64 for vcvars arg
* added gpu pipeline. added msbuild platform param
* fix the msbuild platform
* use amd64 host for x86 build
* use buildarch=x86 for vcvarsall
* remove vcvars from setup steps
* add some logging for PNG lib, and disable fns_candy demo for win32
* set allocator alignment to 32 bit for win32 compiler
* disable parallel execution test for x86
* use 64 bit toolchain for x86 build
* add missing -T flag for toolset
* fix string delimietr in workingdirectory name for package build test step
* fix gpu pipeline
* make io_types test conditional
* use cuda 10 instead of cuda 9.1, similar to the ci build
* try some workaround on the io test
* undo inadvertent local change in build.py, also reenable the io test
* make all test run single threaded
* blacklist few failing tests for x86
* added some log in build.py
* edit build.py to disable parallel test
* add the failed tests into the blacklist for win32
* add tf_pasnet_large to blacklist
* change control flow for build.py onnx tests
* add README, license and TPN to the package
* updated build.py test sequence for parallel executor
* updated onnx test flow as per review comment
* add type checking log in the compare_mlvalue
* fix type cast
* blacklist some failed test as of now
* one more blacklisted test
* cleaned up the additional header in C-api
* ensure test failure surfaces in the build pipeline
* sanitized runtest.bat
* cleanup unneeded headers
* formatting and typos
* Initial check-in of Native Capi tests
* Minor update
* Updated with OrtCreateCpuAllocatorInfo working after including cpu_provider_factory.h
* Minor editw
* Minor update
