align USER-INTEL versions of REBO/AIREBO with MANYBODY implementation

src/MANYBODY/pair_rebo.cpp

@@ -41,8 +41,6 @@ void PairREBO::settings(int narg, char **/*arg*/)
 void PairREBO::spline_init() {
   PairAIREBO::spline_init();
 
-  int i,j,k;
-
   PCCf[0][2] = 0.007860700254745;
   PCCf[0][3] = 0.016125364564267;
   PCCf[1][1] = 0.003026697473481;

src/USER-INTEL/pair_airebo_intel.h

@@ -27,7 +27,6 @@ PairStyle(airebo/intel,PairAIREBOIntel)
 #include "pair.h"
 #include "fix_intel.h"
 #include "pair_airebo.h"
-//#include "airebo_common.h"
 
 namespace LAMMPS_NS {
 

src/USER-INTEL/pair_rebo_intel.cpp

@@ -34,9 +34,4 @@ void PairREBOIntel::settings(int narg, char ** /* arg */)
 
   cutlj = 0.0;
   ljflag = torflag = 0;
-  //
-  // this one parameter for C-C interactions is different in REBO vs AIREBO
-  // see Favata, Micheletti, Ryu, Pugno, Comp Phys Comm (2016)
-
-  PCCf_2_0 = 0.0;
 }