func UsageHeader() string {
return VersionGet() + `
-Copyright (C) 2016-2017 Sergey Matveev
+Copyright (C) 2016-2018 Sergey Matveev
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.