Merge branch '4096-blissdata-blisswriter-example' into 'master'
Resolve "blissdata+blisswriter example"
Closes #4096 (closed)
See merge request !5900 (merged)
(cherry picked from commit 60a8ea59)
7fe79182 move scanning scripts d28d4284 scripts moved b2aba333 make scripts executable f99a9f60 add writer example without bliss 12f36a58 set end_reason 1c1197fa ensure scan is not saved already 7c79213e start redis with memory tracker and init-db when needed