- Defer SIGCHLD processing until the later stage in order to allow
subprocess to run its own reaping of children and return the correct
exit code from the process called.
- When changing the password at startup, do not assume the user postgres.
Functionality provided by that module will be achieved via callbacks.
- fix a typo in aws.py
- fix some mixups of old code and new callbacks in postgresql.py
Alexander Kukushkin