- bump version to 20181212 (12Dec2018 stable)
* general:
+ major improvements to building LAMMPS with CMake.
+ significant consolidation and improved consistency of the manual after the refactoring for the last stable release
+ reduced risk of memory/buffer overflows by replacing most uses of sprintf() by snprintf()
* new packages
+ USER-PLUMED package with a native interface (no more patching)
+ USER-SDPD package for smoothed dissipative particle dynamics (SDPD)
+ USER-PTM package for polyhedral template matching analysis to characterize local structure
+ new kspace style scafacos, which interfaces to the ScaFaCoS library of long-range coulomb solvers.
* updates for packages:
+ USER-COLVARS: updates and bugfixes
+ REPLICA: added support for (local and global) hyperdynamics
+ KOKKOS: updated Kokkos library, added several KOKKOS versions of styles from the GRANULAR package
+ USER-INTEL: updates, bugfixes and improved support for using
+ USER-MISC: new styles, compute pressure/cylinder, fix ffl (fast forward langevin), bugfixes and improvements
+ Many small bugfixes, corrections for memory leaks and memory management inconsistencies and general improvements.
* Backward compatibility notices:
+ the command line flags -restart and -r are no longer available.
+ the naming conventions for the group name of groups maintained by fix bond/react have changed.
+ pair styles in the USER-SPH package no longer support Pair::single().
+ the meaning of the sign of mu in fix atom/swap has been reversed to be consistent with usual conventions.
+ the default installation prefix for CMake based compilation has been changed from /usr/local to $HOME/.local