fixes

- fix empty host name in flaresolverr's host list
- update SC thumbnail url

client/src/main/java/ctbrec/ui/sites/stripchat/AbstractStripchatUpdateService.java

@@ -19,7 +19,7 @@ public abstract class AbstractStripchatUpdateService extends PaginatedScheduledS
         if (timestamp == 0) {
             return model.optString("previewUrlThumbBig");
         }
-        return MessageFormat.format("https://img.strpst.com/thumbs/{0}/{1}", String.valueOf(timestamp), String.valueOf(id));
+        return MessageFormat.format("https://img.doppiocdn.net/thumbs/{0}/{1}", String.valueOf(timestamp), String.valueOf(id));
     }
 
     protected List<String> createTags(JSONObject model) {

server/src/main/resources/html/static/config.js

@@ -34,7 +34,7 @@ function loadConfig() {
                               return this.value.join('\n');
                           },
                           write: function (value) {
-                              this.value = value.split('\n')
+                              this.value = value === '' ? [] : value.split('\n')
                           },
                           owner: param
                       });