 zero-out context tensors in between forward and backword encoders as discussed https://github.com/azpoliak/nmt-repr-analysis-sem/issues/7#issuecomment-354670146
 zero-out context tensors in between forward and backword encoders as discussed https://github.com/azpoliak/nmt-repr-analysis-sem/issues/7#issuecomment-354670146

boknilev/nmt-repr-analysis,boknilev/nmt-repr-analysis