fix for null string for LangpackSuite

git-svn-id: http://svn.miranda-ng.org/main/trunk@5353 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
LangpackSuite.exe updated

git-svn-id: http://svn.miranda-ng.org/main/trunk@5354 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c