Add Core ML conversion

coreml/question-answering/float32_model.mlpackage/Data/com.apple.CoreML/weights/weight.bin

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ab6fceeca7a9255dcba855df72fe7ce60d8b7b7e3d05894f0ecc48b0b4bf9f31
+size 1336402368

coreml/question-answering/float32_model.mlpackage/Manifest.json

@@ -0,0 +1,18 @@
+{
+    "fileFormatVersion": "1.0.0",
+    "itemInfoEntries": {
+        "6136B141-C9DE-427E-A298-0FB579C7D6BB": {
+            "author": "com.apple.CoreML",
+            "description": "CoreML Model Weights",
+            "name": "weights",
+            "path": "com.apple.CoreML/weights"
+        },
+        "DE223EB5-2490-4F59-9BCC-C02C1F5EFF4D": {
+            "author": "com.apple.CoreML",
+            "description": "CoreML Model Specification",
+            "name": "model.mlmodel",
+            "path": "com.apple.CoreML/model.mlmodel"
+        }
+    },
+    "rootModelIdentifier": "DE223EB5-2490-4F59-9BCC-C02C1F5EFF4D"
+}