Beautifier: add punctuation to messages

Change-Id: I7cba7d2d88459c26af31d89a2fd3cd31b6fbe62d
Reviewed-by: Lorenz Haas <lykurg@gmail.com>
Reviewed-by: hjk <hjk121@nokiamail.com>

src/plugins/beautifier/beautifierplugin.cpp

@@ -288,7 +288,7 @@ void BeautifierPlugin::formatCurrentFile(QStringList command)
 
 void BeautifierPlugin::showError(const QString &error)
 {
-    Core::MessageManager::write(tr("ERROR in Beautifier: %1").arg(error.trimmed()));
+    Core::MessageManager::write(tr("Error in Beautifier: %1").arg(error.trimmed()));
 }
 
 QString BeautifierPlugin::msgCannotGetConfigurationFile(const QString &command)