harmonize the use of ellipsis ("...") to be used in menus, but not on buttons / update some strings to be more informative

src/qt/bitcoingui.cpp

@@ -209,7 +209,7 @@ void BitcoinGUI::createActions()
     sendCoinsAction->setShortcut(QKeySequence(Qt::ALT + Qt::Key_2));
     tabGroup->addAction(sendCoinsAction);
 
-    messageAction = new QAction(QIcon(":/icons/edit"), tr("Sign &message"), this);
+    messageAction = new QAction(QIcon(":/icons/edit"), tr("Sign &message..."), this);
     messageAction->setToolTip(tr("Prove you control an address"));
 #ifdef FIRST_CLASS_MESSAGING
     messageAction->setCheckable(true);
@@ -246,12 +246,12 @@ void BitcoinGUI::createActions()
     toggleHideAction->setToolTip(tr("Show or hide the Bitcoin window"));
     exportAction = new QAction(QIcon(":/icons/export"), tr("&Export..."), this);
     exportAction->setToolTip(tr("Export the data in the current tab to a file"));
-    encryptWalletAction = new QAction(QIcon(":/icons/lock_closed"), tr("&Encrypt Wallet"), this);
+    encryptWalletAction = new QAction(QIcon(":/icons/lock_closed"), tr("&Encrypt Wallet..."), this);
     encryptWalletAction->setToolTip(tr("Encrypt or decrypt wallet"));
     encryptWalletAction->setCheckable(true);
-    backupWalletAction = new QAction(QIcon(":/icons/filesave"), tr("&Backup Wallet"), this);
+    backupWalletAction = new QAction(QIcon(":/icons/filesave"), tr("&Backup Wallet..."), this);
     backupWalletAction->setToolTip(tr("Backup wallet to another location"));
-    changePassphraseAction = new QAction(QIcon(":/icons/key"), tr("&Change Passphrase"), this);
+    changePassphraseAction = new QAction(QIcon(":/icons/key"), tr("&Change Passphrase..."), this);
     changePassphraseAction->setToolTip(tr("Change the passphrase used for wallet encryption"));
     openRPCConsoleAction = new QAction(tr("&Debug window"), this);
     openRPCConsoleAction->setToolTip(tr("Open debugging and diagnostic console"));
@@ -636,7 +636,7 @@ void BitcoinGUI::askFee(qint64 nFeeRequired, bool *payFee)
           "Do you want to pay the fee?").arg(
                 BitcoinUnits::formatWithUnit(BitcoinUnits::BTC, nFeeRequired));
     QMessageBox::StandardButton retval = QMessageBox::question(
-          this, tr("Sending..."), strMessage,
+          this, tr("Confirm transaction fee"), strMessage,
           QMessageBox::Yes|QMessageBox::Cancel, QMessageBox::Yes);
     *payFee = (retval == QMessageBox::Yes);
 }

src/qt/forms/addressbookpage.ui

@@ -63,7 +63,7 @@
         <string>Create a new address</string>
        </property>
        <property name="text">
-        <string>&amp;New Address...</string>
+        <string>&amp;New Address</string>
        </property>
        <property name="icon">
         <iconset resource="../bitcoin.qrc">

src/qt/forms/sendcoinsdialog.ui

@@ -64,7 +64,7 @@
         <string>Send to multiple recipients at once</string>
        </property>
        <property name="text">
-        <string>&amp;Add recipient...</string>
+        <string>&amp;Add Recipient</string>
        </property>
        <property name="icon">
         <iconset resource="../bitcoin.qrc">

src/qt/qrcodedialog.cpp

@@ -118,7 +118,7 @@ void QRCodeDialog::on_lnMessage_textChanged(const QString &arg1)
 
 void QRCodeDialog::on_btnSaveAs_clicked()
 {
-    QString fn = GUIUtil::getSaveFileName(this, tr("Save Image..."), QString(), tr("PNG Images (*.png)"));
+    QString fn = GUIUtil::getSaveFileName(this, tr("Save QR Code"), QString(), tr("PNG Images (*.png)"));
     if (!fn.isEmpty())
         myImage.scaled(EXPORT_IMAGE_SIZE, EXPORT_IMAGE_SIZE).save(fn);
 }

src/qt/transactionview.cpp

@@ -125,7 +125,7 @@ TransactionView::TransactionView(QWidget *parent) :
     QAction *copyLabelAction = new QAction(tr("Copy label"), this);
     QAction *copyAmountAction = new QAction(tr("Copy amount"), this);
     QAction *editLabelAction = new QAction(tr("Edit label"), this);
-    QAction *showDetailsAction = new QAction(tr("Show details..."), this);
+    QAction *showDetailsAction = new QAction(tr("Show transaction details"), this);
 
     contextMenu = new QMenu();
     contextMenu->addAction(copyAddressAction);