fix(kb.gbapp): NLP scoring added again.

packages/boot.gbot/settings.json

@@ -1,6 +1,6 @@
 {
   "enabledAdmin": "true",
   "searchScore": ".15",
-  "nlpScore": ".15",
+  "nlpScore": ".40",
   "nlpVsSearch": ".4"
 }

packages/core.gbapp/services/GBConversationalService.ts

@@ -122,10 +122,20 @@ export class GBConversationalService implements IGBConversationalService {
       // tslint:enable:no-unsafe-any
     }
 
+    let nlpActive = false;
+
+    Object.keys(nlp.intents).forEach((name) => {
+      const score = nlp.intents[name].score;
+      if (score > min.instance.nlpScore){
+        nlpActive = true;
+      }
+    });
+
     // Resolves intents returned from LUIS.
 
     const topIntent = LuisRecognizer.topIntent(nlp);
-    if (topIntent !== undefined) {
+    if (topIntent !== undefined && nlpActive) {
+              
       const intent = topIntent;
       // tslint:disable:no-unsafe-any
       const firstEntity = nlp.entities && nlp.entities.length > 0 ? nlp.entities[0].entity.toUpperCase() : undefined;

packages/core.gbapp/services/GBCoreService.ts

@@ -248,7 +248,7 @@ STORAGE_SYNC=true
         fs.existsSync('node_modules/ngrok/bin/ngrok')) {
         const ngrok = require('ngrok');
 
-        return await ngrok.connect({ port: port });
+        return await ngrok.connectRetry({ port: port }, 10);
       } else {
         GBLog.warn('ngrok executable not found (only tested on Windows). Check installation or node_modules folder.');
 
@@ -257,8 +257,8 @@ STORAGE_SYNC=true
     } catch (error) {
       // There are false positive from ngrok regarding to no memory, but it's just
       // lack of connection.
-      GBLog.verbose(error);
-      throw new Error('Error connecting to remote ngrok server, please check network connection.');
+      
+      throw new Error(`Error connecting to remote ngrok server, please check network connection. ${error.msg}`);
     }
   }