Support transformer-style tu- encoders in UnetPlusPlus and Linknet#1294

qubvel merged 2 commits intoqubvel-org:mainqubvel-org/segmentation_models.pytorch:mainfrom

ShunsukeKikuchi:fix-tu-transformer-decodersShunsukeKikuchi/segmentation_models.pytorch:fix-tu-transformer-decodersCopy head branch name to clipboard