Rename file to file-entry

Python codegen had a problem with the name `file`.

swagger/schemas/definitions/analysis.json

@@ -63,7 +63,7 @@
 				},
 				"files":{
 					"type":"array",
-					"items": {"$ref":"file.json#/definitions/file"}
+					"items":{"$ref":"file.json#/definitions/file-entry"}
 				},
 				"job":{
 					"oneOf":[

swagger/schemas/definitions/file.json

@@ -41,7 +41,7 @@
           "maxLength":106
         },
         "size":{"type":"integer"},
-        "file": {
+        "file-entry": {
           "type": "object",
           "properties": {
             "name":           {"$ref":"#/definitions/name"},
@@ -89,7 +89,7 @@
         },
         "file-output":{
           "type": "object",
-          "allOf": [{"$ref":"#/definitions/file"}],
+          "allOf": [{"$ref":"#/definitions/file-entry"}],
           "required":["modified", "size"]
         },
         "file-reference": {