Added progress report to Popcorn Fractal. Additional details:...

Additional details: Didn't added it to Thorn Fractal because it was slowing down the filter too much regardless of what I do if anyone asks.

include/reptorian.gmic

@@ -89,11 +89,13 @@ l.
  const ocx=origin_x*cx;
  const ocy=origin_y*cy;
  const angcondition=($6-360*floor($6/360))?1;
+ const total_pts=wh*pts;
  rot_x(a,b)=a*cos(ang)-b*sin(ang);
  rot_y(a,b)=a*sin(ang)+b*cos(ang);
  fvx()="$fvx";
  fvy()="$fvy";
  count=0;
+ np=0;
  if($9,
   if(narg($10),
    if(($10%4)==0,func_a(a)=sin(a);,
@@ -280,6 +282,8 @@ l.
     );
     xx=xnew;
     yy=ynew;
+    np++;
+    if(!(np%100000),run('progress ',100*(np/total_pts)));
    );
   );
  );