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)

{
    mapArgs.clear();
    mapMultiArgs.clear();
    for (int i = 1; i < argc; i++)
    {
        std::string str(argv[i]);
        std::string strValue;
        size_t is_index = str.find('=');
        if (is_index != std::string::npos)
        {
            strValue = str.substr(is_index+1);
            str = str.substr(0, is_index);
        }
#ifdef WIN32
        boost::to_lower(str);
        if (boost::algorithm::starts_with(str, "/"))
            str = "-" + str.substr(1);
#endif
        if (str[0] != '-')
            break;
        
        
        if (str.length() > 1 && str[1] == '-')
            str = str.substr(1);
        InterpretNegativeSetting(str, strValue);
        mapArgs[str] = strValue;
        mapMultiArgs[str].push_back(strValue);
    }
}
std::string GetArg(const std::string& strArg, const std::string& strDefault)