added api to plot sample data

idl/hpp/corbaserver/rbprm/rbprmbuilder.idl

src/CMakeLists.txt

src/hpp/corbaserver/rbprm/rbprmfullbody.py

src/hpp/corbaserver/rbprm/tools/__init__.py

src/hpp/corbaserver/rbprm/tools/generateROMs.py

src/hpp/corbaserver/rbprm/tools/plot_analytics.py

src/rbprmbuilder.impl.cc

src/rbprmbuilder.impl.hh