Awesome
#Usage
chiconv < infile > outfile
chiconv -i infile infile2 infile3 #Save in-place if no error
chiconv -f infile infile2 infile3 #Save in-place regardless of errors
#Support encoding UTF-8 Big5 (UAO) Big5 (HKSCS 2004) Big5 (HKSCS 2001) Big5 (HKSCS 1999) Big5-2003 Big5E Big5-ETEN GBK CCCII UTF-16LE UTF-16BE UTF-32LE UTF-32BE GB18030