PLG: config cleanups

front/plugins/avahi_scan/config.json

@@ -19,7 +19,7 @@
   "display_name": [
     {
       "language_code": "en_us",
-      "string": "AVAHISCAN (Name discovery)"
+      "string": "AVAHISCAN (Naming)"
     }
   ],
   "icon": [

front/plugins/nbtscan_scan/config.json

@@ -19,7 +19,7 @@
   "display_name": [
     {
       "language_code": "en_us",
-      "string": "NBTSCAN (Name discovery)"
+      "string": "NBTSCAN (Naming)"
     }
   ],
   "icon": [

front/plugins/nslookup_scan/config.json

@@ -19,7 +19,7 @@
   "display_name": [
     {
       "language_code": "en_us",
-      "string": "NSLOOKUP (Name discovery)"
+      "string": "NSLOOKUP (Naming)"
     }
   ],
   "icon": [

front/plugins/ui_settings/config.json

@@ -264,11 +264,13 @@
       "localized": [],
       "name": [
         {
+          "language_code": "en_us",
           "string": "Default page size"
         }
       ],
       "description": [
         {
+          "language_code": "en_us",
           "string": "Default number of items shown in tables per page, for example in teh Devices lists."
         }
       ]