Refactoring: now we respect gofmt and have some comments

lib/dbmapping/pokememes_locations.go

@@ -8,9 +8,10 @@ import (
 	"time"
 )
 
+// PokememeLocation is a struct, which represents `pokememes_locations` table item in databse.
 type PokememeLocation struct {
-	Id          int       `db:"id"`
-	Pokememe_id int       `db:"pokememe_id"`
-	Location_id int       `db:"location_id"`
-	Created_at  time.Time `db:"created_at"`
+	ID         int       `db:"id"`
+	PokememeID int       `db:"pokememe_id"`
+	LocationID int       `db:"location_id"`
+	CreatedAt  time.Time `db:"created_at"`
 }