progress meter fixes

  bool callback;  /* set when progress callback is used */

  int width; /* screen width at download start */

  int flags; /* see progress.h */

  double timespent;

  long timespent;

  double dlspeed;

  double ulspeed;

  struct timeval start;

  struct timeval t_startsingle;

#define CURR_TIME 5

#define CURR_TIME (5+1) /* 6 entries for 5 seconds */

  double speeder[ CURR_TIME ];

  struct timeval speeder_time[ CURR_TIME ];

  int speeder_c;

};