Synchronous logging to stdout

Prevent python from buffering log lines on stdout. This helps
logging long duration things like the silverpop export script.

Change-Id: Ic044e312782ea5dad6953ede3f16b9743ad3431c
Bigger pages == better performance

Change-Id: I88e5785fe561ff6c363d736b7177001923fcb126
it helps to page on a column that exists...

Change-Id: Ib765088da148e4b82195f61c25ef70e8b99ff2df
Merge remote-tracking branch 'gerrit/master' into deploy

* gerrit/master:
  it helps to page on a column that exists...
  Bigger pages == better performance
  Synchronous logging to stdout

Change-Id: I92ac942aeb8e22c2e84f78e300b12399e0850867