cedit
2020-10-31 Ian Kellingindent and fix logic for printing output
2016-10-28 Ian Kellingdont keep backups by default
2016-10-27 Ian Kellingnonzero result on modification
2016-09-25 Ian Kellingreturn 0 even if we made changes
2016-09-05 Ian Kellingsmall refactor for simplification
2016-08-15 Ian Kellingadd readme
2016-08-15 Ian Kellingadd help arg
2016-08-12 Ian Kellinggood working version