Fixed #992: Bug - Hungarian welcome e-mail UTF-8 problem

    [feedquote='i-MSCP Github (nuxwin)','https://github.com/i-MSCP/imscp/commit/18eac0cbc6f0a29e5de4518110a6cbd5d9963e9a']

    Code
    1. Fixed #992: Bug - Hungarian welcome e-mail UTF-8 problem
    2. Small fixes

    [/feedquote]