Added pair styles lj/expand/coul/long to USER-MISC and its gpu version to GPU package, added lj/cut/dipole/long/gpu; and added an example Makfile to build GPU package for multi-arch

Fix performance regression in KOKKOS package

USER-DPD: bugfix for AtomVecDPD::unpack_restart() and the Kokkos version

smooth restarts with bond/react

Bond/react doc reformat

Update to kim-api-v1.9.5

USER-INTEL: enforce icc and add icc flags

rebase

Implement 'dump_modify maxfiles' feature

Fixes the 'everything' option

new dihedral table/cut command

Correct small bugs found by static code analysis

Move enums that have to be consistent across files into a class

CMake improvements 

this will trim warnings and error messages when compiling using the CMake
build system, which uses full paths. as a bonus,one can now see, if a
source is taken from a package or not.