Improving default session timeout behavour. (#10453)

* Improving default session timeout behavour.

* Changing mind to 180 days instead of 548 days

config/default.json

@@ -41,11 +41,11 @@
         "CorsAllowCredentials": false,
         "CorsDebug": false,
         "AllowCookiesForSubdomains": false,
-        "SessionLengthWebInDays": 30,
-        "SessionLengthMobileInDays": 30,
+        "SessionLengthWebInDays": 180,
+        "SessionLengthMobileInDays": 180,
         "SessionLengthSSOInDays": 30,
         "SessionCacheInMinutes": 10,
-        "SessionIdleTimeoutInMinutes": 0,
+        "SessionIdleTimeoutInMinutes": 43200,
         "WebsocketSecurePort": 443,
         "WebsocketPort": 80,
         "WebserverMode": "gzip",