waf from X11:wxWidgets project

需要 openSUSE Tumbleweed ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/X11:wxWidgets/openSUSE_Tumbleweed/X11:wxWidgets.repo
zypper refresh
zypper install waf

需要 openSUSE Factory ARM ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/X11:wxWidgets/openSUSE_Factory_ARM/X11:wxWidgets.repo
zypper refresh
zypper install waf

需要 16.0 ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/X11:wxWidgets/16.0/X11:wxWidgets.repo
zypper refresh
zypper install waf

需要 openSUSE Leap 15.6 ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/X11:wxWidgets/openSUSE_Leap_15.6/X11:wxWidgets.repo
zypper refresh
zypper install waf

需要 SLE 15 ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/X11:wxWidgets/SLE_15/X11:wxWidgets.repo
zypper refresh
zypper install waf