Fix display range of multichannel images with bitdepth>8

Fix_display_range.ijm

// fixes the display range of lsm files with pixelDepth>8

macro "fix display range [f]" {
  Stack.getDimensions(width, height, channels, slices, frames);
  for (c=0;c<channels;c++){
    Stack.setChannel(c+1);
    getStatistics(area, mean, min, max, std, histogram);
    setMinAndMax(min, max);
  }
}