Add next scan ETA display and update app state with scan timing information

front/php/templates/language/ar_ar.json

@@ -203,6 +203,11 @@
     "Device_MultiEdit_MassActions": "إجراءات جماعية",
     "Device_MultiEdit_No_Devices": "لم يتم تحديد أي أجهزة.",
     "Device_MultiEdit_Tooltip": "تعديل الأجهزة المحددة",
+    "Device_NextScan_Imminent": "",
+    "Device_NextScan_In": "",
+    "Device_NoData_Help": "",
+    "Device_NoData_Scanning": "",
+    "Device_NoData_Title": "",
     "Device_Save_Failed": "",
     "Device_Save_Unauthorized": "",
     "Device_Saved_Success": "",
@@ -336,6 +341,7 @@
     "Gen_Invalid_Value": "تم إدخال قيمة غير صالحة",
     "Gen_LockedDB": "قاعدة البيانات مقفلة",
     "Gen_NetworkMask": "قناع الشبكة",
+    "Gen_New": "",
     "Gen_Offline": "غير متصل",
     "Gen_Okay": "موافق",
     "Gen_Online": "متصل",