Language: Italian language, added overwrite_install string per #1511. Thanks mitusmos

git-svn-id: http://corsix-th.googlecode.com/svn/trunk@2051 c39591fa-788f-11de-a72b-d90af8dea425
Translation: Hungarian language. Added Hungarian to the installer. Thanks bazsikai.

git-svn-id: http://corsix-th.googlecode.com/svn/trunk@2052 c39591fa-788f-11de-a72b-d90af8dea425