Issue #270 - turning off key location memory

Add general settting for whether or not to remember last key files

src/core/Config.cpp

@@ -89,6 +89,7 @@ void Config::init(const QString& fileName)
     m_settings.reset(new QSettings(fileName, QSettings::IniFormat));
 
     m_defaults.insert("RememberLastDatabases", true);
+    m_defaults.insert("RememberLastKeyFiles", true);
     m_defaults.insert("OpenPreviousDatabasesOnStartup", true);
     m_defaults.insert("AutoSaveAfterEveryChange", false);
     m_defaults.insert("AutoSaveOnExit", false);