Implement WideString #34

// write
{
	int nLength = dat->m_wsValue ? V_wcslen( dat->m_wsValue ) : 0;
	buffer.PutShort( nLength );
	for( int k = 0; k < nLength; ++ k )
	{
		buffer.PutShort( ( unsigned short ) dat->m_wsValue[k] );
	}
	break;
}

// read
{
	int nLength = buffer.GetShort();

	dat->m_wsValue = new wchar_t[nLength + 1];

	for( int k = 0; k < nLength; ++ k )
	{
		dat->m_wsValue[k] = buffer.GetShort();
	}
	dat->m_wsValue[ nLength ] = 0;
	break;
}