update onnx2mge support op list

Author: daisycx

README.md

@@ -313,19 +313,27 @@ ImportError: /home//lib/python3.6/site-packages/mgeconvert/backend/ir_to_tflite/
 | Conv                     | ✓<br/>✓ |
 | Clip                     | ✓<br/>✓ |
 | Concat                   | ✓<br/>✓ |
+| Div                      | ✓<br/>✓ |
 | Dropout                  | ✓<br/>✓ |
 | Flatten                  | ✓<br/>✓ |
 | Gather                   | ✓<br/>✓ |
 | Gemm                     | ✓<br/>✓ |
 | GlobalAveragePool        | ✓<br/>✓ |
 | GlobalMaxPool            | ✓<br/>✓ |
+| Hardsigmoid              | ✓<br/>✓ |
 | LSTM                     | ✓<br/>✓ |
 | MaxPool                  | ✓<br/>✓ |
 | Mul                      | ✓<br/>✓ |
+| Pow                      | ✓<br/>✓ |
+| Reduce                   | ✓<br/>✓ |
 | Relu                     | ✓<br/>✓ |
 | Reshape                  | ✓<br/>✓ |
 | Resize                   | ✓<br/>✓ |
+| Shape                    | ✓<br/>✓ |
 | Sigmoid                  | ✓<br/>✓ |
 | Slice                    | ✓<br/>✓ |
 | Softmax                  | ✓<br/>✓ |
+| Sqrt                     | ✓<br/>✓ |
+| Sub                      | ✓<br/>✓ |
 | Transpose                | ✓<br/>✓ |
+| Unsqueeze                | ✓<br/>✓ |