Pre.2021.1.submission (#2094)
* fixed code and updated unit tests to accomodate auto-reshaping graphs, to unlock full validation
* [CPU][BF16] bf16 for Gemm or MatMul was enabled (#1920)
# Conflicts:
# inference-engine/thirdparty/mkl-dnn
* Fuse EmbeddingBag
* [IE CLDNN] Fix result storing in leftover's branch (#2050)
Co-authored-by: Alexey Varyzgin <alexey.varyzgin@intel.com>
Co-authored-by: Vafin, Maxim <maxim.vafin@intel.com>
Co-authored-by: Ilya Znamenskiy <ilya.znamenskiy@intel.com>
