Fix compile errors

packages/contracts/src/contracts/current/protocol/Exchange/MixinWrapperFunctions.sol

@@ -86,7 +86,7 @@ contract MixinWrapperFunctions is
         
         // Allocate memory for input
         uint256 signatureLength = signature.length;
-        uint256 paddingLength = (32 - signatureLength) % 32
+        uint256 paddingLength = (32 - signatureLength) % 32;
         uint256 inputSize = 452 + signatureLength + paddingLength;
         bytes memory input = new bytes(inputSize);
         
@@ -106,7 +106,7 @@ contract MixinWrapperFunctions is
         // is stored by value as 256-bit and right-padded with zeros.
         bytes4 FILL_ORDER_FUNCTION_SIGNATURE = bytes4(keccak256("fillOrder(address[5],uint256[6],uint256,uint8,bytes32,bytes32)"));
         assembly {
-            mstore(start, FILL_ORDER_FUNCTION_SIGNATURE);
+            mstore(start, FILL_ORDER_FUNCTION_SIGNATURE)
         }
         
         // Write orderAddresses, orderValues, takerTokenFillAmount,
@@ -135,7 +135,7 @@ contract MixinWrapperFunctions is
         for (uint256 i = 0; i < signatureLength; i++) {
             input[452 + i] = signature[i];
         }
-        for (uint256 i = 0; i < paddingLength; i++) {
+        for (i = 0; i < paddingLength; i++) {
             input[452 + signatureLength + i] = 0x00;
         }
         
@@ -166,7 +166,7 @@ contract MixinWrapperFunctions is
         uint256[6][] orderValues,
         uint256[] takerTokenFillAmounts,
         bytes[] signatures)
-        external
+        public
     {
         for (uint256 i = 0; i < orderAddresses.length; i++) {
             fillOrder(
@@ -188,7 +188,7 @@ contract MixinWrapperFunctions is
         uint[6][] orderValues,
         uint[] takerTokenFillAmounts,
         bytes[] signatures)
-        external
+        public
     {
         for (uint256 i = 0; i < orderAddresses.length; i++) {
             fillOrKillOrder(
@@ -203,14 +203,14 @@ contract MixinWrapperFunctions is
     /// @dev Fills an order with specified parameters and ECDSA signature. Returns false if the transaction would otherwise revert.
     /// @param orderAddresses Array of order's maker, taker, makerToken, takerToken, and feeRecipient.
     /// @param orderValues Array of order's makerTokenAmount, takerTokenAmount, makerFee, takerFee, expirationTimestampInSec, and salt.
-    /// @param takerTokenFillAmount Desired amount of takerToken to fill.
+    /// @param takerTokenFillAmounts Array of desired amounts of takerToken to fill in orders.
     /// @param signatures Maker's signatures of the orders.
     function batchFillOrdersNoThrow(
         address[5][] orderAddresses,
         uint[6][] orderValues,
         uint[] takerTokenFillAmounts,
         bytes[] signatures)
-        external
+        public
     {
         for (uint256 i = 0; i < orderAddresses.length; i++) {
             fillOrderNoThrow(
@@ -233,7 +233,7 @@ contract MixinWrapperFunctions is
         uint256[6][] orderValues,
         uint256 takerTokenFillAmount,
         bytes[] signatures)
-        external
+        public
         returns (uint256 totalTakerTokenFilledAmount)
     {
         for (uint256 i = 0; i < orderAddresses.length; i++) {
@@ -260,7 +260,7 @@ contract MixinWrapperFunctions is
         uint256[6][] orderValues,
         uint256 takerTokenFillAmount,
         bytes[] signatures)
-        external
+        public
         returns (uint256 totalTakerTokenFilledAmount)
     {
         for (uint256 i = 0; i < orderAddresses.length; i++) {

packages/contracts/src/contracts/previous/Arbitrage/Arbitrage.sol

@@ -1,9 +1,9 @@
 pragma solidity ^0.4.19;
 
-import { Exchange } from "../../protocol/Exchange/Exchange.sol";
+import { IExchange_v1 as Exchange } from "../Exchange/IExchange_v1.sol";
 import { EtherDelta } from "../EtherDelta/EtherDelta.sol";
-import { Ownable } from "../../utils/Ownable/Ownable.sol";
-import { Token } from "../../tokens/Token/Token.sol";
+import { Ownable_v1 as Ownable } from "../Ownable/Ownable_v1.sol";
+import { IToken_v1 as Token } from "../Token/IToken_v1.sol";
 
 /// @title Arbitrage - Facilitates atomic arbitrage of ERC20 tokens between EtherDelta and 0x Exchange contract.
 /// @author Leonid Logvinov - <leo@0xProject.com>

packages/contracts/test/exchange/core.ts

@@ -689,7 +689,7 @@ describe('Exchange', () => {
             const res = await exWrapper.fillOrderAsync(signedOrder, taker);
             expect(res.logs).to.have.length(1);
             const log = res.logs[0] as LogWithDecodedArgs<LogErrorContractEventArgs>;
-            const errCode = log.args.errorId.toNumber();
+            const errCode = log.args.errorId;
             expect(errCode).to.be.equal(ExchangeContractErrs.ERROR_ORDER_EXPIRED);
         });
 
@@ -700,7 +700,7 @@ describe('Exchange', () => {
             const res = await exWrapper.fillOrderAsync(signedOrder, taker);
             expect(res.logs).to.have.length(1);
             const log = res.logs[0] as LogWithDecodedArgs<LogErrorContractEventArgs>;
-            const errCode = log.args.errorId.toNumber();
+            const errCode = log.args.errorId;
             expect(errCode).to.be.equal(ExchangeContractErrs.ERROR_ORDER_FULLY_FILLED_OR_CANCELLED);
         });
     });
@@ -827,7 +827,7 @@ describe('Exchange', () => {
             const res = await exWrapper.cancelOrderAsync(signedOrder, maker);
             expect(res.logs).to.have.length(1);
             const log = res.logs[0] as LogWithDecodedArgs<LogErrorContractEventArgs>;
-            const errCode = log.args.errorId.toNumber();
+            const errCode = log.args.errorId;
             expect(errCode).to.be.equal(ExchangeContractErrs.ERROR_ORDER_FULLY_FILLED_OR_CANCELLED);
         });
 
@@ -839,7 +839,7 @@ describe('Exchange', () => {
             const res = await exWrapper.cancelOrderAsync(signedOrder, maker);
             expect(res.logs).to.have.length(1);
             const log = res.logs[0] as LogWithDecodedArgs<LogErrorContractEventArgs>;
-            const errCode = log.args.errorId.toNumber();
+            const errCode = log.args.errorId;
             expect(errCode).to.be.equal(ExchangeContractErrs.ERROR_ORDER_EXPIRED);
         });
     });

packages/contracts/test/tutorials/arbitrage.ts

@@ -9,12 +9,12 @@ import * as Web3 from 'web3';
 import { ArbitrageContract } from '../../src/contract_wrappers/generated/arbitrage';
 import { EtherDeltaContract } from '../../src/contract_wrappers/generated/ether_delta';
 import { ExchangeContract } from '../../src/contract_wrappers/generated/exchange';
-import { Balances } from '../../util/balances';
-import { constants } from '../../util/constants';
-import { crypto } from '../../util/crypto';
-import { ExchangeWrapper } from '../../util/exchange_wrapper';
-import { OrderFactory } from '../../util/order_factory';
-import { BalancesByOwner, ContractName, ExchangeContractErrs } from '../../util/types';
+import { Balances } from '../../src/utils/balances';
+import { constants } from '../../src/utils/constants';
+import { crypto } from '../../src/utils/crypto';
+import { ExchangeWrapper } from '../../src/utils/exchange_wrapper';
+import { OrderFactory } from '../../src/utils/order_factory';
+import { BalancesByOwner, ContractName, ExchangeContractErrs } from '../../src/utils/types';
 import { chaiSetup } from '../utils/chai_setup';
 import { deployer } from '../utils/deployer';
 import { provider, web3Wrapper } from '../utils/web3_wrapper';