Fix explicit types for CUDA and provide option to write initial state of system

Signed-off-by: Rafael Ravedutti <rafaelravedutti@gmail.com>

common/includes/parameter.h

@@ -21,6 +21,7 @@ typedef struct {
     char* input_file;
     char* vtk_file;
     char* xtc_file;
+    char* write_atom_file;
     MD_FLOAT epsilon;
     MD_FLOAT sigma;
     MD_FLOAT sigma6;

common/includes/timing.h

@@ -7,8 +7,8 @@
 #ifndef __TIMING_H_
 #define __TIMING_H_
 
-extern double getTimeStamp();
-extern double getTimeResolution();
-extern double getTimeStamp_();
+extern double getTimeStamp(void);
+extern double getTimeResolution(void);
+extern double getTimeStamp_(void);
 
 #endif