Unify text on buttons that open the options dialog

We have many buttons that open the options dialog, and many of these use
different terms.

Change-Id: I073fe2a23569c6f4174a2fb6567359c89cb2427c
Reviewed-by: hjk <hjk121@nokiamail.com>
Reviewed-by: Leena Miettinen <riitta-leena.miettinen@digia.com>

src/plugins/coreplugin/icore.cpp

@@ -338,6 +338,11 @@ bool ICore::showOptionsDialog(const Id group, const Id page, QWidget *parent)
     return m_mainwindow->showOptionsDialog(group, page, parent);
 }
 
+QString ICore::msgShowOptionsDialog()
+{
+    return QCoreApplication::translate("Core", "Configure...", "msgShowOptionsDialog");
+}
+
 bool ICore::showWarningWithOptions(const QString &title, const QString &text,
                                    const QString &details,
                                    Id settingsCategory,