How to use

1. Search for INSERT to find replacements that need to be made
2. Import types-template as custom repository
   1. replace "github.com/Infinitare/types-template with your own repository
   2. run go get -u github.com/Infinitare/types-template to remove the dependency
3. When you use, only import "github.com/pkg/errors"
   1. that's important for stack trace
   2. DO NOT USE "errors" package