Help CAD get Wahay in Debian

https://lists.autistici.org/message/20200410.031843.eeba3764.en.html

ITP: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=962953

• nodens does a quick assessment of the complexity of the problem.
• nodens and sajolida check with intrigeri whether we want to invest resources in this.