argon2i.go => auth_argon2i.go | 0 
 sha256.go => auth_sha256.go   | 0 

diff --git a/argon2i.go b/auth_argon2i.go
rename from argon2i.go
rename to auth_argon2i.go
diff --git a/sha256.go b/auth_sha256.go
rename from sha256.go
rename to auth_sha256.go