Fix copy-paste error message
Document confclean, and move it to a different place
computeclean also expunges COMPUTE from Makefile.conf
Handle MPI-dependent HDF5
Only reduce forces' dt with adaptive timestep
Forgot to pipe HDF5 test errors to /dev/null
Use pkg-config to find HDF5 if possible
Makefile: use INCPATH and LIBPATH in HDF5 tests
Makefile: work around shell differences in HDF5 test