hailo async processing, data, hef

- hef files for darias yolov5, yolov5m
  and yolov5s added to repo
- minimal data example with image and
  daria / coco labels
- inference now allows an async call,
  which keeps the connection to the hailo
  device open, which allows for a higher
  fps rate (as shown in the test example)

data/coco_names.json

@@ -0,0 +1,93 @@
+{  
+    "0":"unlabeled",
+    "1":"person",
+    "2":"bicycle",
+    "3":"car",
+    "4":"motorcycle",
+    "5":"airplane",
+    "6":"bus",
+    "7":"train",
+    "8":"truck",
+    "9":"boat",
+    "10":"trafficlight",
+    "11":"firehydrant",
+    "12":"streetsign",
+    "13":"stopsign",
+    "14":"parkingmeter",
+    "15":"bench",
+    "16":"bird",
+    "17":"cat",
+    "18":"dog",
+    "19":"horse",
+    "20":"sheep",
+    "21":"cow",
+    "22":"elephant",
+    "23":"bear",
+    "24":"zebra",
+    "25":"giraffe",
+    "26":"hat",
+    "27":"backpack",
+    "28":"umbrella",
+    "29":"shoe",
+    "30":"eyeglasses",
+    "31":"handbag",
+    "32":"tie",
+    "33":"suitcase",
+    "34":"frisbee",
+    "35":"skis",
+    "36":"snowboard",
+    "37":"sportsball",
+    "38":"kite",
+    "39":"baseballbat",
+    "40":"baseballglove",
+    "41":"skateboard",
+    "42":"surfboard",
+    "43":"tennisracket",
+    "44":"bottle",
+    "45":"plate",
+    "46":"wineglass",
+    "47":"cup",
+    "48":"fork",
+    "49":"knife",
+    "50":"spoon",
+    "51":"bowl",
+    "52":"banana",
+    "53":"apple",
+    "54":"sandwich",
+    "55":"orange",
+    "56":"broccoli",
+    "57":"carrot",
+    "58":"hotdog",
+    "59":"pizza",
+    "60":"donut",
+    "61":"cake",
+    "62":"chair",
+    "63":"couch",
+    "64":"pottedplant",
+    "65":"bed",
+    "66":"mirror",
+    "67":"diningtable",
+    "68":"window",
+    "69":"desk",
+    "70":"toilet",
+    "71":"door",
+    "72":"tv",
+    "73":"laptop",
+    "74":"mouse",
+    "75":"remote",
+    "76":"keyboard",
+    "77":"cellphone",
+    "78":"microwave",
+    "79":"oven",
+    "80":"toaster",
+    "81":"sink",
+    "82":"refrigerator",
+    "83":"blender",
+    "84":"book",
+    "85":"clock",
+    "86":"vase",
+    "87":"scissors",
+    "88":"teddybear",
+    "89":"hairdrier",
+    "90":"toothbrush"
+ }

data/daria_labels.json

@@ -0,0 +1,5 @@
+{  
+    "0":"Label",
+    "1":"Pallet",
+    "2":"Product"
+ }