access of ConfigLaded, public static function to clear APIKey from VR

Author: mediumTaj

Scripts/Services/VisualRecognition/VisualRecognition.cs

@@ -100,6 +100,13 @@ public class VisualRecognition : IWatsonService
         private const float REQUEST_TIMEOUT = 10.0f * 60.0f;
         #endregion
 
+        #region Public Functions
+        public static void ClearApiKey()
+        {
+            mp_ApiKey = default(string);
+        }
+        #endregion
+
         #region Classify Image
         /// <summary>
         /// Classifies image specified by URL.

Scripts/Utilities/Config.cs

@@ -174,7 +174,7 @@ public bool HasAPIKey()
         /// Returns true if the configuration is loaded or not.
         /// </summary>
         [fsIgnore]
-        public bool ConfigLoaded { get; private set; }
+        public bool ConfigLoaded { get; set; }
         /// <summary>
         /// Returns the singleton instance.
         /// </summary>