docs: public void removeBlockQuotePrefix ()
    {
      Line aLine = m_aLines;
      while (aLine != null)
      {
        if (!aLine.m_bIsEmpty)
        {
          if (aLine.m_sValue.charAt (aLine.m_nLeading) == '>')
          {
            int rem = aLine.m_nLeading + 1;
            if (aLine.m_nLeading + 1 < aLine.m_sValue.length () && aLine.m_sValue.charAt (aLine.m_nLeading + 1) == ' ')
              rem++;
            aLine.m_sValue = aLine.m_sValue.substring (rem);
            aLine.initLeading ();
          }
        }
        aLine = aLine.m_aNext;
      }
    }