BWbwchen/Struct and Interface in Go_1.go

## Struct and Interface in Go_1.go
type TestStruct struct {
	Interger 			int
	String 				string
	Bool 				bool
	SomeWeirdInterface 	interface{}
	OtherStruct 		// we call it embedded field
}
type OtherStruct struct {
	Hello string
}
	type TestStruct struct {
	Interger int
	String string
	Bool bool
	SomeWeirdInterface interface{}
	OtherStruct // we call it embedded field
	}
	type OtherStruct struct {
	Hello string
	}