BUG: i18n: Update loadTranslations() to ensure all *.qm files can be found

This commit removes the qm file filter resizer because Chinese Language
have area differences.

For example, file ending with "zh_tw.qm" and not only the one ending with
"fr.qm" will be discovered.

Reviewed-by: Jean-Christophe Fillion-Robin <[email protected]>

From: Ted Chen <[email protected]>

git-svn-id: http://svn.slicer.org/Slicer4/trunk@26944 3bd1e089-480b-0410-8dfb-8563597acbee

Author: jcfr

Base/QTCore/qSlicerCoreApplication.cxx

@@ -1594,7 +1594,6 @@ void qSlicerCoreApplication::loadTranslations(const QString& dir)
 
   QString localeFilter =
       QString( QString("*") + app->settings()->value("language").toString());
-  localeFilter.resize(3);
   localeFilter += QString(".qm");
 
   QDir directory(dir);