mingw64-libqt4 from windows:mingw:win64 project

需要 openSUSE Tumbleweed PowerPC ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/windows:mingw:win64/openSUSE_Tumbleweed_PowerPC/windows:mingw:win64.repo
zypper refresh
zypper install mingw64-libqt4

需要 openSUSE Tumbleweed ARM ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/windows:mingw:win64/openSUSE_Tumbleweed_ARM/windows:mingw:win64.repo
zypper refresh
zypper install mingw64-libqt4

需要 openSUSE Tumbleweed ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/windows:mingw:win64/openSUSE_Tumbleweed/windows:mingw:win64.repo
zypper refresh
zypper install mingw64-libqt4

需要 openSUSE Leap 15.6 ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/windows:mingw:win64/openSUSE_Leap_15.6/windows:mingw:win64.repo
zypper refresh
zypper install mingw64-libqt4

需要 openSUSE Leap 16.0 ，用 root 執行：

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