added direct links for OpenVINO crossroad and landmarks models (#256)

cvat/apps/auto_annotation/README.md

@@ -80,7 +80,9 @@ builtin functions like __str, int, float, max, min, range__.
 
 #### [Person-vehicle-bike-detection-crossroad-0078](https://github.com/opencv/open_model_zoo/blob/2018/intel_models/person-vehicle-bike-detection-crossroad-0078/description/person-vehicle-bike-detection-crossroad-0078.md) (OpenVINO toolkit)
 
-__Note__: Model configuration(*.xml) and weights (*.bin) are available in OpenVINO redistributable package.
+__Links__
+- [person-vehicle-bike-detection-crossroad-0078.xml](https://download.01.org/openvinotoolkit/2018_R5/open_model_zoo/person-vehicle-bike-detection-crossroad-0078/FP32/person-vehicle-bike-detection-crossroad-0078.xml)
+- [person-vehicle-bike-detection-crossroad-0078.bin](https://download.01.org/openvinotoolkit/2018_R5/open_model_zoo/person-vehicle-bike-detection-crossroad-0078/FP32/person-vehicle-bike-detection-crossroad-0078.bin)
 
 __Task labels__: person vehicle non-vehicle
 
@@ -122,10 +124,11 @@ for frame_results in detections:
     )
 ```
 
-
 #### [Landmarks-regression-retail-0009](https://github.com/opencv/open_model_zoo/blob/2018/intel_models/landmarks-regression-retail-0009/description/landmarks-regression-retail-0009.md) (OpenVINO toolkit)
 
-__Note__: Model configuration (.xml) and weights (.bin) are available in OpenVINO redistributable package.
+__Links__
+- [landmarks-regression-retail-0009.xml](https://download.01.org/openvinotoolkit/2018_R5/open_model_zoo/landmarks-regression-retail-0009/FP32/landmarks-regression-retail-0009.xml)
+- [landmarks-regression-retail-0009.bin](https://download.01.org/openvinotoolkit/2018_R5/open_model_zoo/landmarks-regression-retail-0009/FP32/landmarks-regression-retail-0009.bin)
 
 __Task labels__: left_eye right_eye tip_of_nose left_lip_corner right_lip_corner