Add pre-trained models.

README.md

@@ -1,7 +1,7 @@
 #Introduction
 
 
-See <https://github.com/k2-fsa/icefall/pull/312>
+See <https://github.com/k2-fsa/icefall/pull/288>
 
 Models in the folder [exp][exp] are generated using the following command:
 

exp/pretrained-epoch-25-avg-8.pt

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+size 314791463

exp/pretrained-epoch-34-avg-10.pt

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+version https://git-lfs.github.com/spec/v1
+oid sha256:0f5d3dbd00845e590f2c07b172888f4c1266fb353841d33bb17b75613e6d939f
+size 314791463

exp/pretrained-epoch-38-avg-10.pt

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+version https://git-lfs.github.com/spec/v1
+oid sha256:5c99611db5bc3c3e9945ebd9014ae38226f2441981200159f7f7a2d4b2280291
+size 314791463