qmailadmin from home:weberho:qmailtoaster project

需要 openSUSE Tumbleweed ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/home:weberho:qmailtoaster/openSUSE_Tumbleweed/home:weberho:qmailtoaster.repo
zypper refresh
zypper install qmailadmin

需要 openSUSE Leap 15.2 ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/home:weberho:qmailtoaster/openSUSE_Leap_15.2/home:weberho:qmailtoaster.repo
zypper refresh
zypper install qmailadmin

需要 15.6 ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/home:weberho:qmailtoaster/15.6/home:weberho:qmailtoaster.repo
zypper refresh
zypper install qmailadmin

需要 15.5 ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/home:weberho:qmailtoaster/15.5/home:weberho:qmailtoaster.repo
zypper refresh
zypper install qmailadmin

需要 15.4 ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/home:weberho:qmailtoaster/15.4/home:weberho:qmailtoaster.repo
zypper refresh
zypper install qmailadmin

需要 openSUSE Leap 15.3 ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/home:weberho:qmailtoaster/openSUSE_Leap_15.3/home:weberho:qmailtoaster.repo
zypper refresh
zypper install qmailadmin