Moved a stray README to interpreter/objectspace to be next to the code it documents.
This file was lost when wlvlang was renamed to naulang.
Notes from Europython 2014 Sprint on implementing thread safe tasks and channels
Renamed all files containing naulang source code from *.wl to *.nl to be consistent with the renaming
Renamed wlvtest.py to nautest.py to be consistent with new language name