fix old interface program load

Author: previ

cnn_models/models.json

@@ -1 +1,20 @@
-{"base_high_slow": {"output_layer": "final_result", "image_width": 224, "status": 1.0, "image_height": 224}, "base_low_fast": {"output_layer": "final_result", "image_width": 224, "status": 100, "image_height": 224}, "test_model_2": {"output_layer": "final_result", "image_width": "160", "image_height": "160", "status": 0}, "object_detect": {"output_layer": "final_result", "image_width": 224, "status": 1.0, "image_height": 224}}
+{
+  "base_high_slow": {
+    "output_layer": "final_result",
+    "image_width": 224,
+    "status": 1,
+    "image_height": 224
+  },
+  "base_low_fast": {
+    "output_layer": "final_result",
+    "image_width": 224,
+    "status": 100,
+    "image_height": 224
+  },
+  "object_detect": {
+    "output_layer": "final_result",
+    "image_width": 224,
+    "status": 1,
+    "image_height": 224
+  }
+}