Merge branch 'upstream'

.gitlab-ci.yml

CONTRIBUTING.md

ctrl/sbbs.ini

ctrl/sbbsecho.ini

ctrl/text.dat

exec/init-fidonet.ini

exec/init-fidonet.js

exec/init-tickit.ini

exec/init-tickit.js

exec/lbshell.js

exec/load/acmev2.js

exec/load/binkp.js

exec/load/fido.js

exec/load/fido_syscfg.js

exec/load/fidocfg.js

exec/load/frame.js

exec/load/ftn_nodelist.js

exec/load/ftp.js

exec/load/graphic.js

exec/load/http.js