- Replace wxPostEvent with wxQueueEvent as the latter is asynchronous and allows safe passing of wxString objects

git-svn-id: http://odamex.net/svn/root/trunk@4418 b0bcef46-2027-0410-bd56-ab726e9a1d04
- Force trying a passive connection first
- Attempt to get the file size before calling m_FTP.GetInputStream(), it now returns a size of a file from idsoftware's ftp server now

git-svn-id: http://odamex.net/svn/root/trunk@4422 b0bcef46-2027-0410-bd56-ab726e9a1d04
- Use KDR calculation from client 

git-svn-id: http://odamex.net/svn/root/trunk@4424 b0bcef46-2027-0410-bd56-ab726e9a1d04