corrected stakin dialog + added rpc staking

src/qt/walletview.cpp

@@ -267,14 +267,16 @@ void WalletView::changePassphrase()
     dlg.exec();
 }
 
-void WalletView::unlockWallet()
+void WalletView::unlockWallet(bool fromMenu)
 {
     if(!walletModel)
         return;
     // Unlock wallet when requested by wallet model
     if (walletModel->getEncryptionStatus() == WalletModel::Locked)
     {
-        AskPassphraseDialog dlg(AskPassphraseDialog::Unlock, this);
+    	AskPassphraseDialog::Mode mode = fromMenu ?
+    	AskPassphraseDialog::UnlockStaking : AskPassphraseDialog::Unlock;
+    	AskPassphraseDialog dlg(mode, this);
         dlg.setModel(walletModel);
         dlg.exec();
     }