Merge branch 'read_dump_item_time' of https://github.com/mkanski/lammps into collected-small-fixes

  char *eof = fgets(line,MAXLINE,fp);

  if (eof == NULL) return 1;

  // skip over unit information, if present.

  // skip over unit and time information, if present.

  if (strstr(line,"ITEM: UNITS") == line)

    read_lines(2);

  if (strstr(line,"ITEM: TIME") == line)

    read_lines(2);

  if (strstr(line,"ITEM: TIMESTEP") != line)

    error->one(FLERR,"Dump file is incorrectly formatted");