add azaion loader

Azaion.Inference/file_data.pyx

@@ -1,14 +0,0 @@
-from msgpack import unpackb
-
-cdef class FileData:
-
-    def __init__(self, str folder, str filename):
-        self.folder = folder
-        self.filename = filename
-
-    @staticmethod
-    cdef from_msgpack(bytes data):
-        unpacked = unpackb(data, strict_map_key=False)
-        return FileData(
-            unpacked.get("Folder"),
-            unpacked.get("Filename"))