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)

{
    return fwrite(str.data(), 1, str.size(), fp);
}
static void DebugPrintInit()
{
    assert(mutexDebugLog == NULL);
    mutexDebugLog = new boost::mutex();
    vMsgsBeforeOpenLog = new list<string>;
}
void OpenDebugLog()
{
    boost::call_once(&DebugPrintInit, debugPrintInitFlag);
    boost::mutex::scoped_lock scoped_lock(*mutexDebugLog);
    assert(fileout == NULL);
    assert(vMsgsBeforeOpenLog);
    boost::filesystem::path pathDebug = GetDataDir() / "debug.log";
    fileout = fopen(pathDebug.string().c_str(), "a");
    if (fileout) setbuf(fileout, NULL); 
    
    while (!vMsgsBeforeOpenLog->empty()) {
        FileWriteStr(vMsgsBeforeOpenLog->front(), fileout);
        vMsgsBeforeOpenLog->pop_front();
    }
    delete vMsgsBeforeOpenLog;
    vMsgsBeforeOpenLog = NULL;
}
bool LogAcceptCategory(const char* category)