provides access to the current prototype list
removed errant cout
test added, @scopatz
added which to cycpp
only agent tests link agaisnt gtest
removed prototype access
Merge branch 'gidden-prototypes' into develop
Merge pull request #908 from scopatz/pp

added which to cycpp
don't link gtest into agents. fixes cyclus cli segfault with clang build and gtest linking errors
fixes for clang and gtest and linux
removed some messages
remove gtest init from cli