allow specifying a config file on the command line
allow specifying a config file on the command line

stuartf/Hilary,stuartf/Hilary,simong/Hilary,jfederico/Hilary,nicolaasmatthijs/Hilary,nicolaasmatthijs/Hilary,mrvisser/Hilary,jfederico/Hilary,Orodan/Hilary,timdegroote/Hilary,ExC0d3/Hilary,simong/Hilary,mrvisser/Hilary,timdegroote/Hilary,Orodan/Hilary,ExC0d3/Hilary