update ace-evaluator (download link + md5sum in cmake and make build systems): accept multilines comment at the beginning of potential.ace file
add first comment line for potentials/Cu-PBE-core-rep.ace
add lib/pace/Install.py to automatically download the source files from github/ICAMS/lammps-user-pace;
add lib/pace/CMakeLists.txt to build libpace.a
add lib/pace/README
update src/USER-PACE/Install.sh
- no auto-download of user-pace src yet
- lib/pace/*.cpp,*.h are provided explicitly yet.
- implement CMake integration in USER-PACE.cmake and in CMakeLists.txt