fixed various stub code issues, hello_mongo example no longer errors out
fixed various stub code issues, hello_mongo example no longer errors out

ubreddy/cubes,noyeitan/cubes,zejn/cubes,ubreddy/cubes,zejn/cubes,pombredanne/cubes,cesarmarinhorj/cubes,cesarmarinhorj/cubes,noyeitan/cubes,jell0720/cubes,she11c0de/cubes,pombredanne/cubes,zejn/cubes,ubreddy/cubes,pombredanne/cubes,noyeitan/cubes,she11c0de/cubes,jell0720/cubes,jell0720/cubes,she11c0de/cubes,cesarmarinhorj/cubes