allow translation of "options" used in the --help message / split translation of RPC console welcome message and remove the need to take care of "<br>" / remove some spaces in strings and misc other stuff related to translations

src/qt/bitcoin.cpp

@@ -149,7 +149,7 @@ HelpMessageBox::HelpMessageBox(QWidget *parent):
     header = tr("Bitcoin-Qt") + " " + tr("version") + " " +
         QString::fromStdString(FormatFullVersion()) + "\n\n" +
         tr("Usage:") + "\n" +
-          "  bitcoin-qt [options]                     " + "\n";
+        "  bitcoin-qt [" + tr("options") + "]                     " + "\n";
     coreOptions = QString::fromStdString(HelpMessage());
     uiOptions = tr("UI options") + ":\n" +
         "  -lang=<lang>           " + tr("Set language, for example \"de_DE\" (default: system locale)") + "\n" +

src/qt/forms/messagepage.ui

@@ -11,7 +11,7 @@
    </rect>
   </property>
   <property name="windowTitle">
-   <string>Sign Message Dialog</string>
+   <string>Sign Message</string>
   </property>
   <layout class="QVBoxLayout" name="verticalLayout">
    <item>

src/qt/optionsdialog.cpp

@@ -249,7 +249,7 @@ DisplayOptionsPage::DisplayOptionsPage(QWidget *parent):
 
     QHBoxLayout *lang_hbox = new QHBoxLayout();
     lang_hbox->addSpacing(18);
-    QLabel *lang_label = new QLabel(tr("User Interface &Language: "));
+    QLabel *lang_label = new QLabel(tr("User Interface &Language:"));
     lang_hbox->addWidget(lang_label);
     lang = new QValueComboBox(this);
     // Make list of languages
@@ -270,7 +270,7 @@ DisplayOptionsPage::DisplayOptionsPage(QWidget *parent):
 
     QHBoxLayout *unit_hbox = new QHBoxLayout();
     unit_hbox->addSpacing(18);
-    QLabel *unit_label = new QLabel(tr("&Unit to show amounts in: "));
+    QLabel *unit_label = new QLabel(tr("&Unit to show amounts in:"));
     unit_hbox->addWidget(unit_label);
     unit = new QValueComboBox(this);
     unit->setModel(new BitcoinUnits(this));
@@ -354,7 +354,7 @@ NetworkOptionsPage::NetworkOptionsPage(QWidget *parent):
 
     QHBoxLayout *proxy_hbox = new QHBoxLayout();
     proxy_hbox->addSpacing(18);
-    QLabel *proxy_ip_label = new QLabel(tr("Proxy &IP: "));
+    QLabel *proxy_ip_label = new QLabel(tr("Proxy &IP:"));
     proxy_hbox->addWidget(proxy_ip_label);
     proxy_ip = new QLineEdit();
     proxy_ip->setMaximumWidth(140);
@@ -363,7 +363,7 @@ NetworkOptionsPage::NetworkOptionsPage(QWidget *parent):
     proxy_ip->setToolTip(tr("IP address of the proxy (e.g. 127.0.0.1)"));
     proxy_ip_label->setBuddy(proxy_ip);
     proxy_hbox->addWidget(proxy_ip);
-    QLabel *proxy_port_label = new QLabel(tr("&Port: "));
+    QLabel *proxy_port_label = new QLabel(tr("&Port:"));
     proxy_hbox->addWidget(proxy_port_label);
     proxy_port = new QLineEdit();
     proxy_port->setMaximumWidth(55);

src/qt/rpcconsole.cpp

@@ -207,9 +207,9 @@ void RPCConsole::clear()
                 "b { color: #006060; } "
                 );
 
-    message(CMD_REPLY, tr("Welcome to the Bitcoin RPC console.<br>"
-                          "Use up and down arrows to navigate history, and <b>Ctrl-L</b> to clear screen.<br>"
-                          "Type <b>help</b> for an overview of available commands."), true);
+    message(CMD_REPLY, (tr("Welcome to the Bitcoin RPC console.") + "<br>" +
+                        tr("Use up and down arrows to navigate history, and <b>Ctrl-L</b> to clear screen.") + "<br>" +
+                        tr("Type <b>help</b> for an overview of available commands.")), true);
 }
 
 void RPCConsole::message(int category, const QString &message, bool html)

src/qt/verifymessagedialog.cpp

@@ -25,7 +25,7 @@ VerifyMessageDialog::VerifyMessageDialog(AddressTableModel *addressModel, QWidge
 #if (QT_VERSION >= 0x040700)
     /* Do not move this to the XML file, Qt before 4.7 will choke on it */
     ui->lnSig->setPlaceholderText(tr("Enter Bitcoin signature"));
-    ui->lnAddress->setPlaceholderText(tr("Click \"Apply\" to obtain address"));
+    ui->lnAddress->setPlaceholderText(tr("Click \"Verify Message\" to obtain address"));
 #endif
 
     GUIUtil::setupAddressWidget(ui->lnAddress, this);