zkSNARKs for knowledge of preimage of a Pedersen commitment using libsnark

Ian Goldberg cb8642b8df Add libsnark as a submodule 6 rokov pred
libsnark @ 477c9dfd07 cb8642b8df Add libsnark as a submodule 6 rokov pred
sage 7ea1a3d913 Initial commit of pedersen-libsnark code 6 rokov pred
.gitmodules cb8642b8df Add libsnark as a submodule 6 rokov pred
ecgadget.hpp 7ea1a3d913 Initial commit of pedersen-libsnark code 6 rokov pred
pedersen.cpp 7ea1a3d913 Initial commit of pedersen-libsnark code 6 rokov pred