add 3270v3 *it*

git-svn-id: file:///var/svn/freetz/trunk@10718 149334a1-2f27-0410-a3b9-fc62619ac1e6
FIRMWARES: fix 3270 "v1"

git-svn-id: file:///var/svn/freetz/trunk@10719 149334a1-2f27-0410-a3b9-fc62619ac1e6
fix a/ch definition

git-svn-id: file:///var/svn/freetz/trunk@10720 149334a1-2f27-0410-a3b9-fc62619ac1e6