Release Notes/suite3270/4.2beta2

Known issues

 * Resizing or maximizing the wc3270 window makes bad things happen. Please do not do this.

Improvements

 * Added the -tracefile command-line option to pr3287.
 * Added options and resources to limit hostname lookups to IPv4 or IPv6: -4 command-line option, -4 command-line option (pr3287), preferIpv4 resource, -6 command-line option, -6 command-line option (pr3287), preferIpv6 resource.

Bug fixes

 * None.

Release date
Not released yet.