jboner/akka — pull request #352 by havocp (2012-02-25 05:25:34+00:00)
Title: add serialVersionUID to ConfigSubstitution

Maybe this is finally all the needed serialVersionUID!

This is a cherry pick from the config lib, does not
correspond to any specific commit ID of the lib.

(There are other fixes to config lib but they are
either risky or not super important.)