TOSA reference model v0.50.0 release tag - Note that in this release, the specification has added the concept of levels, but the reference model and conformance tests do not support testing of levels - Added FP16 and BF16 data type support, renamed FLOAT to FP32 - Started support for TOSA Main Inference conformance. Still a work in progress - Added the IModelRunner interface to allow running the reference model via an API - Added simple testing against Numpy - Tests created/fixed: prelu, CAST, RESCALE, TILE, SIGMOID - Upgraded Eigen submodule to version 3.4.0 - Misc. bugfixes