Cleaned up externcmd_allocate and externcmd_free

server/include/externcmd.h

@@ -9,7 +9,8 @@
 #define MAXSCALE_EXTCMD_ARG_MAX 256
 
 typedef struct extern_cmd_t{
-  char* parameters[MAXSCALE_EXTCMD_ARG_MAX]; /*< Command arguments */
+  char** argv; /*< Argument vector for the command, first being the actual command
+                * being executed. */
   int n_exec; /*< Number of times executed */
   pid_t child; /*< PID of the child process */
 }EXTERNCMD;