joe 44e16fd92a update: add comments, change several functions's name		%!s(int64=4) %!d(string=hai) anos
..
README.md	f8129c1b02 add hash rand disable	%!s(int64=4) %!d(string=hai) anos
build.bnd	6e6fbabd35 add some functions	%!s(int64=4) %!d(string=hai) anos
conf.go	44e16fd92a update: add comments, change several functions's name	%!s(int64=4) %!d(string=hai) anos

No codes here

Please use viper directly, its interface is simple enough.