make some getter methods of liggghtsCommandModel const

src/lagrangian/cfdemParticle/subModels/liggghtsCommandModel/execute/execute.H

@@ -94,7 +94,7 @@ public:
 
     // Member Functions
 
-        word name(){return propsDict_.dictName();};
+        word name() const {return propsDict_.dictName();}
 
         const char* command(int);
 

src/lagrangian/cfdemParticle/subModels/liggghtsCommandModel/liggghtsCommandModel/liggghtsCommandModel.H

@@ -165,15 +165,15 @@ public:
 
     // Access
 
-        int nextRun(){return nextRun_;}
+        int nextRun() const {return nextRun_;}
 
-        int lastRun(){return lastRun_;}
+        int lastRun() const {return lastRun_;}
 
-        virtual word name()=0;
+        virtual word name() const=0;
 
-        bool exactTiming(){return exactTiming_;}
+        bool exactTiming() const {return exactTiming_;}
 
-        label commandLines(){return commandLines_;}
+        label commandLines() const {return commandLines_;}
 
         void parseCommandList(wordList&, labelList&, scalarList&, word&, dictionary&, bool&);
 };

src/lagrangian/cfdemParticle/subModels/liggghtsCommandModel/readLiggghtsData/readLiggghtsData.H

@@ -89,7 +89,7 @@ public:
 
     // Member Functions
 
-        word name(){return propsDict_.dictName();};
+        word name() const {return propsDict_.dictName();}
 
         const char* command(int);
 

src/lagrangian/cfdemParticle/subModels/liggghtsCommandModel/runLiggghts/runLiggghts.H

@@ -92,7 +92,7 @@ public:
 
         bool runCommand(int);
 
-        word name(){return "runLiggghts";};
+        word name() const {return "runLiggghts";}
 
         void set(int);
 };

src/lagrangian/cfdemParticle/subModels/liggghtsCommandModel/writeLiggghts/writeLiggghts.H

@@ -97,7 +97,7 @@ public:
 
         bool runCommand(int);
 
-        word name(){return "writeLiggghts";};
+        word name() const {return "writeLiggghts";}
 };