Editorial changes in the realm of pfs. Relocation of "house_loads" from N. Saldanha thesis to where they were (most probably) meant to be, namely POC of type non HVAC loads and not "external loads". Removed unnecessary additional variable for "LiIon" type battery.

Compile and run on OS X O.K.
Tester model "Lion_Battery" results seem identical (tester.pl not run)