Use boost/unordered_map.hpp in BinaryFingerprintMethods_test
Use boost/unordered_map.hpp in BinaryFingerprintMethods_test

unordered_map is only available in C++11 which we
cannot take for granted yet :-(

tkemmer/ball,tkemmer/ball,tkemmer/ball,tkemmer/ball,tkemmer/ball,tkemmer/ball