documentation of command line usage : fixes #35
documentation of command line usage : fixes #35

igrybkov/PhpMetrics,igrybkov/PhpMetrics,phpmetrics/PhpMetrics,NicolasMugnier/PhpMetrics,phpmetrics/PhpMetrics,fonsecas72/PhpMetrics,UFOMelkor/PhpMetrics,umair-gujjar/PhpMetrics,UFOMelkor/PhpMetrics,Halleck45/PhpMetrics,shaunl/PhpMetrics,Halleck45/PhpMetrics,NicolasMugnier/PhpMetrics,UFOMelkor/PhpMetrics,umair-gujjar/PhpMetrics,hacfi/PhpMetrics,shaunl/PhpMetrics,phpmetrics/PhpMetrics,fonsecas72/PhpMetrics