Show Button, when Upgrade Version is available ! (check from the server, the version number

- for debug: added led button to see when is calling the server and the IndexedDb.

src/model/GlobalStore.ts

@@ -2,6 +2,18 @@ export interface IPost {
   title: string
 }
 
+export interface IConnData {
+  downloading_server: number
+  downloading_indexeddb: number
+  uploading_server: number
+  uploading_indexeddb: number
+}
+
+export interface ICfgServer {
+  chiave: string
+  valore: string
+}
+
 export type StateConnection = 'online' | 'offline'
 
 export interface IGlobalState {
@@ -15,6 +27,9 @@ export interface IGlobalState {
   leftDrawerOpen: boolean
   category: string
   stateConnection: string
+  networkDataReceived: boolean
+  cfgServer: ICfgServer[]
+  connData: IConnData
   posts: IPost[]
   listatodo: ITodoList[]
 }