Use QRZ's full formatted name (includes nickname) if available; if not try to extract the nickname along with first and surnames. Closes #110.

core/lookup_helper.py

@@ -363,8 +363,12 @@ class LookupHelper:
         """Infer an operator name from a callsign (requires QRZ.com/HamQTH)"""
 
         data = self._get_qrz_data_for_callsign(call, credentials)
+        if data and "name_fmt" in data:
+            return data["name_fmt"]
         if data and "fname" in data:
             name = data["fname"]
+            if "nick" in data:
+                name = name + " \"" + data["nick"] + "\""
             if "name" in data:
                 name = name + " " + data["name"]
             return name