Git Branches and meanings:
master :always current development, now 9.x in contrib, using npm
syslibs :now 9.x in main, needs packages in NEW
master-8 :created to continue working on gitlab 8.x when master moved
to 9 (since 9.x upload in unstable, this branch is not relevant)
stretch :now 8.x in main, security updates for stretch
master-8.13 :temporary branch created for backporting security fixes
Create master-10 till 10.x is ready for unstable. Security updates should be
in stretch branch or in temporary branches created from it.