ip6nat from home:bmwiedemann project

需要 openSUSE Tumbleweed ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/home:bmwiedemann/openSUSE_Tumbleweed/home:bmwiedemann.repo
zypper refresh
zypper install ip6nat

需要 openSUSE Leap 15.6 ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/home:bmwiedemann/openSUSE_Leap_15.6/home:bmwiedemann.repo
zypper refresh
zypper install ip6nat

需要 openSUSE Leap 15.5 ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/home:bmwiedemann/openSUSE_Leap_15.5/home:bmwiedemann.repo
zypper refresh
zypper install ip6nat

需要 openSUSE Leap 15.4 ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/home:bmwiedemann/openSUSE_Leap_15.4/home:bmwiedemann.repo
zypper refresh
zypper install ip6nat

需要 SLE 12 ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/home:bmwiedemann/SLE_12/home:bmwiedemann.repo
zypper refresh
zypper install ip6nat