Add LAMMPS changes to Kokkos Makefile

# Default settings common options.

#LAMMPS specific settings:

ifndef KOKKOS_PATH

  KOKKOS_PATH=../../lib/kokkos

endif

CXXFLAGS=$(CCFLAGS)

# Options: Cuda,ROCm,OpenMP,Pthread,Qthreads,Serial

#KOKKOS_DEVICES ?= "OpenMP"

KOKKOS_DEVICES ?= "Pthread"

KOKKOS_DEVICES ?= "OpenMP"

#KOKKOS_DEVICES ?= "Pthread"

# Options: 

# Intel:    KNC,KNL,SNB,HSW,BDW,SKX

# NVIDIA:   Kepler,Kepler30,Kepler32,Kepler35,Kepler37,Maxwell,Maxwell50,Maxwell52,Maxwell53,Pascal60,Pascal61,Volta70,Volta72

# Default settings specific options.

# Options: force_uvm,use_ldg,rdc,enable_lambda

KOKKOS_CUDA_OPTIONS ?= ""

KOKKOS_CUDA_OPTIONS ?= "enable_lambda"

# Return a 1 if a string contains a substring and 0 if not

# Note the search string should be without '"'