to run this example, one has first to untar the cpp_component archive, compile it, 
and install it in directory COMPONENTCPP_INSTALL

 tar xvfz cpp_component.tgz
 mkdir COMPONENTCPP_INSTALL COMPONENTCPP_BUILD
 cd COMPONENTCPP_SRC
 ./build_configure
 cd ../COMPONENTCPP_BUILD
 ../COMPONENTCPP_SRC/configure --prefix=...
 make
 make install


Generate the components with :

  python component.py


Test them with 

  appli/runAppli test_compohxx.py


