bin/livetext in livetext-0.9.20 vs bin/livetext in livetext-0.9.21

@@ -80,11 +80,9 @@
     when "-h", "--help"
       usage
     when "-i", "--install"
       lib = ARGV.shift
       system("cp #{lib} #{Livetext::Path}/../plugin/")
-#   when /-.*/
-#     raise "Unknown argument '#{arg}'"
     when Object
       x.process_file(arg, true)  # , @backtrace)
   end
 end