rename event and mention event in method documentation

src/accounts.rs

@@ -295,6 +295,10 @@ impl Accounts {
     /// Performs a background fetch for all accounts in parallel.
     ///
     /// If you need a timeout, then use [Accounts::background_fetch_with_timeout] instead.
+    /// 
+    /// The `BackgroundFetchCompletedForAllAccounts` event is emitted at the end,
+    /// process all events until you get this one and you can safely return to the background
+    /// without forgeting to create notifications caused by timing race conditions.
     pub async fn background_fetch(&self) {
         async fn background_fetch_and_log_error(account: Context) {
             if let Err(error) = account.background_fetch().await {
@@ -316,6 +320,10 @@ impl Accounts {
     /// Performs a background fetch for all accounts in parallel with a timeout.
     ///
     /// If you want no timeout, then use [Accounts::background_fetch] instead.
+    /// 
+    /// The `BackgroundFetchCompletedForAllAccounts` event is emitted at the end,
+    /// process all events until you get this one and you can safely return to the background
+    /// without forgeting to create notifications caused by timing race conditions.
     pub async fn background_fetch_with_timeout(&self, timeout: std::time::Duration) -> Result<()> {
         let result = tokio::time::timeout(timeout, self.background_fetch()).await;
         self.emit_event(EventType::BackgroundFetchCompletedForAllAccounts);