Add spiece model and update config files

config.json

@@ -19,7 +19,6 @@
   "encoder_layers": 6,
   "eos_token_id": 2,
   "forced_eos_token_id": 2,
-  "gradient_checkpointing": false,
   "init_std": 0.02,
   "is_encoder_decoder": true,
   "max_position_embeddings": 1024,
@@ -27,8 +26,7 @@
   "num_hidden_layers": 6,
   "pad_token_id": 1,
   "scale_embedding": true,
-  "torch_dtype": "float32",
-  "transformers_version": "4.12.0.dev0",
+  "transformers_version": "4.13.0.dev0",
   "use_cache": true,
   "vocab_size": 50005
 }

sentencepiece.bpe.model

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f72f5d040a176945623a255484d24066f8c0da89a294359154e226efbe494b80
+size 985833