* correct some errors in the flatbuffers schema, move flatbuffers submodule to cmake/external
* update the ort flatbuffers schema to use less namespace
* minor update
Co-authored-by: gwang0000 <62914304+gwang0000@users.noreply.github.com>
* update onnx to latest master
* implement per-channel for quantizelinear and dequantizelinear
* refine the unit test
* exclude sequence_insert tests
* refine onnx cmake
* add failure tests to broken_tests
* move qdq common code to a seperate function
* refine code
* add flatbuffers submodule
* test version of flat buffer schema
* test version of flat buffer schema
* minor updates
* add serialization of the value info, group defs in different namespace
* update comments
* update cgmanifest.json
* update namespace, changed typeinfovalue to use union, added root_type and file_identifier
* add new container type, add max_node_index to graph
* add serializing session state
* addressed review comments
* minor updates
Co-authored-by: gwang0000 <62914304+gwang0000@users.noreply.github.com>
