bin/tracksperanto in tracksperanto-2.9.9 vs bin/tracksperanto in tracksperanto-2.10.0

@@ -66,28 +66,31 @@
     require(c)
     raise CodeLoaded
   end
 end
 
+def f(module_list)
+  "\n" + module_list.map{|e| "\t\t\t\t\t%s\n" % e }.join
+end
 
-op.on(" -f", "--from TRANSLATOR", String, "Use the specific import translator - #{readers.join(", ")}") { |f| options[:importer] = f }
+op.on(" -f", "--from TRANSLATOR", String, "Use the specific import translator, must be one of: #{f(readers)}") { |f| options[:importer] = f }
 op.on(" -w", "--width WIDTH_IN_PIXELS", Integer, "Absolute input comp width in pixels (will try to autodetect)") { |w| options[:width] = w }
 op.on(" -h", "--height HEIGHT_IN_PIXELS", Integer, "Absolute input comp height in pixels (will try to autodetect)") {|w| options[:height] = w }
-op.on(" -o", "--only EXPORTER_NAME", String, "Only export the selected format, format must be one of #{writers.join(", ")}") { |f| writer_class_name = f }
+op.on(" -o", "--only EXPORTER_NAME", String, "Only export the selected format, format must be one of: #{f(writers)}") { |f| writer_class_name = f }
 
 op.on(" -xs", "--xscale X_SCALING_FACTOR", Float, mwd("Scaler"), &mw("Scaler", :x_factor))
 
 op.on(" -pad", "--pad PAD_FRACTION_VALUES_COMMA_SEPARATED", String, mwd("Pad")) do | pads|
   left, right, top, bottom = pads.split(",").map{|e| e.to_f }
   $middlewares.push(["Pad", {"left_pad" => left, "right_pad"=> right, "top_pad" => top, "bottom_pad" => bottom}])
 end
 
-op.on(" -u", "--undistort K_AND_KCUBE_COMMA_SEPARATED", String, mwd("LensDisto")) do | coefficients |
+op.on(" -u", "--undistort K_AND_KCUBE_COMMA_SEPARATED", String, "Remove lens distortion using the Syntheyes algorithm") do | coefficients |
   k, kcube = coefficients.split(",").map{|e| e.to_f }
   $middlewares.push(["LensDisto", {"k" => k, "kcube"=> kcube, "remove" => true}])
 end
 
-op.on(" -d", "--distort K_AND_KCUBE_COMMA_SEPARATED", String, mwd("LensDisto")) do | coefficients |
+op.on(" -d", "--distort K_AND_KCUBE_COMMA_SEPARATED", String, "Add lens distortion using the Syntheyes algorithm") do | coefficients |
   k, kcube = coefficients.split(",").map{|e| e.to_f }
   $middlewares.push(["LensDisto", {"k" => k, "kcube"=> kcube, "remove" => false}])
 end
 
 op.on(" -crop", "--crop CROP_VALUES_COMMA_SEPARATED", String, mwd("Crop")) do | pads|
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