Preparation to use FitObjective from Python

Core/Fitting/FitObjective.cpp

Core/Fitting/FitObjective.h

Wrap/swig/directors.i

Wrap/swig/extendFit.i

Wrap/swig/libBornAgainCore.i

auto/Wrap/libBornAgainCore.py

auto/Wrap/libBornAgainCore_wrap.cpp

auto/Wrap/libBornAgainCore_wrap.h

auto/Wrap/libBornAgainFit.py