Create auth.cpp
Create auth.cpp

Initial implementation ZMQPP security.
sunkin351/zmqpp,zeromq/zmqpp,benjamg/zmqpp,sunkin351/zmqpp,datasift/zmqpp,benjamg/zmqpp,pin3da/zmqpp,chenwenbin928/zmqpp,xaqq/zmqpp,kernelim/zmqpp,kernelim/zmqpp,datasift/zmqpp,xaqq/zmqpp,pin3da/zmqpp,zeromq/zmqpp,chenwenbin928/zmqpp