func NewMigrationsCaller(address common.Address, caller bind.ContractCaller) (*MigrationsCaller, error) {
	contract, err := bindMigrations(address, caller, nil, nil)
	if err != nil {
		return nil, err
	}
	return &MigrationsCaller{contract: contract}, nil
}
NewMigrationsCaller creates a new read-only instance of Migrations, bound to a specific deployed contract.
package api
import (
	"math/big"
	"strings"
	ethereum "github.com/ethereum/go-ethereum"
	"github.com/ethereum/go-ethereum/accounts/abi"
	"github.com/ethereum/go-ethereum/accounts/abi/bind"
	"github.com/ethereum/go-ethereum/common"
	"github.com/ethereum/go-ethereum/core/types"
	"github.com/ethereum/go-ethereum/event"
)
var (
	_ = big.NewInt
	_ = strings.NewReader
	_ = ethereum.NotFound
	_ = abi.U256
	_ = bind.Bind
	_ = common.Big1
	_ = types.BloomLookup
	_ = event.NewSubscription
)
const MigrationsABI = "[{\"constant\":true,\"inputs\":[],\"name\":\"owner\",\"outputs\":[{\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"lastCompletedMigration\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"constant\":false,\"inputs\":[{\"name\":\"completed\",\"type\":\"uint256\"}],\"name\":\"setCompleted\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"newAddress\",\"type\":\"address\"}],\"name\":\"upgrade\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"}]"
const MigrationsBin = `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`
func DeployMigrations(auth *bind.TransactOpts, backend bind.ContractBackend) (common.Address, *types.Transaction, *Migrations, error) {
	parsed, err := abi.JSON(strings.NewReader(MigrationsABI))
	if err != nil {
		return common.Address{}, nil, nil, err
	}
	address, tx, contract, err := bind.DeployContract(auth, parsed, common.FromHex(MigrationsBin), backend)
	if err != nil {
		return common.Address{}, nil, nil, err
	}
	return address, tx, &Migrations{MigrationsCaller: MigrationsCaller{contract: contract}, MigrationsTransactor: MigrationsTransactor{contract: contract}, MigrationsFilterer: MigrationsFilterer{contract: contract}}, nil
}
type Migrations struct {
	MigrationsCaller      
	MigrationsTransactor  
	MigrationsFilterer    
}
type MigrationsCaller struct {
	contract *bind.BoundContract  
}
type MigrationsTransactor struct {
	contract *bind.BoundContract  
}
type MigrationsFilterer struct {
	contract *bind.BoundContract  
}
type MigrationsSession struct {
	Contract     *Migrations        
	CallOpts     bind.CallOpts      
	TransactOpts bind.TransactOpts  
}
type MigrationsCallerSession struct {
	Contract *MigrationsCaller  
	CallOpts bind.CallOpts      
}
type MigrationsTransactorSession struct {
	Contract     *MigrationsTransactor  
	TransactOpts bind.TransactOpts      
}
type MigrationsRaw struct {
	Contract *Migrations  
}
type MigrationsCallerRaw struct {
	Contract *MigrationsCaller  
}
type MigrationsTransactorRaw struct {
	Contract *MigrationsTransactor  
}
func NewMigrations(address common.Address, backend bind.ContractBackend) (*Migrations, error) {
	contract, err := bindMigrations(address, backend, backend, backend)
	if err != nil {
		return nil, err
	}
	return &Migrations{MigrationsCaller: MigrationsCaller{contract: contract}, MigrationsTransactor: MigrationsTransactor{contract: contract}, MigrationsFilterer: MigrationsFilterer{contract: contract}}, nil
}