added an example of container embedding
added an example of container embedding

mnapoli/simplex,gomboc/Pimple,fabpot/Pimple,jbboehr/Pimple,fabpot/Pimple,silexphp/Pimple,Ocramius/Pimple,jbboehr/Pimple,RustJason/Pimple,mcuadros/pimple-hack,arduanov/Pimple,RustJason/Pimple,jpauli/Pimple,arduanov/Pimple,jpauli/Pimple,michabbb-backup/Pimple,gomboc/Pimple,jpauli/Pimple