Use waflib.Build.SAVED_ATTRS for serialization and initialization
Use waflib.Build.SAVED_ATTRS for serialization and initialization

The purpose is to make it easier to serialize additional dicts
on BuildContext instances.

hlange/LogSoCR,hlange/LogSoCR,hlange/LogSoCR,hlange/LogSoCR,hlange/LogSoCR,hlange/LogSoCR,hlange/LogSoCR,hlange/LogSoCR,hlange/LogSoCR,hlange/LogSoCR,hlange/LogSoCR,hlange/LogSoCR,hlange/LogSoCR