separate load functionality from inference client to loader client. Call loader client from inference to get the model.

remove dummy dlls, remove resource loader from c#.

TODO: Load dlls separately by Loader UI and loader client

WIP

Azaion.Inference/file_data.pxd

@@ -0,0 +1,16 @@
+cdef class FileData:
+    cdef public str folder
+    cdef public str filename
+
+    @staticmethod
+    cdef from_msgpack(bytes data)
+
+    cdef bytes serialize(self)
+
+cdef class UploadFileData(FileData):
+    cdef public bytes resource
+
+    @staticmethod
+    cdef from_msgpack(bytes data)
+
+    cdef bytes serialize(self)