Comment all new code

storage-new/models/UserToRole.go

@@ -1,8 +1,9 @@
 package models
 
 // A link of one account to one role
-// There may be multiple of these links per user and per role
-// But a role may only be linked at most once to the same user
+// Each user may have one or more roles
+// (every user has the default role and their personal one)
+// but each user to role combination may appear at most once
 type UserToRole struct {
 	ID     uint64 `gorm:"primarykey"`
 	User   User