cubicweb #2919308 Deprecate pyro dbapi backend [validation pending]

Pyro have a lot of issues:

  • Design constraint leading to repo god object.
  • no garantee of Transaction/Connection tracking.
  • limitation//performance cost of pickle
  • security of pickle
  • requires exact synchronisation of codebase
  • we need to migrate to newer version of pyro.
priorityimportant
typeenhancement
done in3.19.2
load0.250
load left0.000
closed by<not specified>