Initial version 4.3 +

Version 4.3. Including all changes made for EYDAP during the year 2011.
Additionally:
a) Series of updates made by Andreas Efstratiadis and Demetris Bouziotas
b) The schema for storing hydronomeas schenarios has been expanded to
include energy cost parameters
c) Resolved bugs 2989, 2991, 2992