When using qt in a different language than english, it shows the copyright string twice:

ar:
![screenshot from 2016-06-29 22-38-39](https://cloud.githubusercontent.com/assets/6399679/16468027/4f8b3f16-3e4a-11e6-8196-ab4f64dc3a69.png)

en:
![screenshot from 2016-06-29 22-38-30](https://cloud.githubusercontent.com/assets/6399679/16468028/4f918042-3e4a-11e6-994e-7ad8f6235acc.png)

#if defined(WIN32)
    
    HANDLE hFile = (HANDLE)_get_osfhandle(_fileno(file));
    LARGE_INTEGER nFileSize;
    int64_t nEndPos = (int64_t)offset + length;
    nFileSize.u.LowPart = nEndPos & 0xFFFFFFFF;
    nFileSize.u.HighPart = nEndPos >> 32;
    SetFilePointerEx(hFile, nFileSize, 0, FILE_BEGIN);
    SetEndOfFile(hFile);
#elif defined(MAC_OSX)