Fix linting errors

packages/contracts/contracts/protocol/AssetProxy/MultiAssetProxy.sol

@@ -221,7 +221,10 @@ contract MultiAssetProxy is
                     }
 
                     // Load AssetProxy id
-                    let assetProxyId := and(calldataload(nestedAssetDataElementContentsStart), 0xffffffff00000000000000000000000000000000000000000000000000000000)
+                    let assetProxyId := and(
+                        calldataload(nestedAssetDataElementContentsStart),
+                        0xffffffff00000000000000000000000000000000000000000000000000000000
+                    )
 
                     // To lookup a value in a mapping, we load from the storage location keccak256(k, p),
                     // where k is the key left padded to 32 bytes and p is the storage slot

packages/contracts/test/utils/erc721_wrapper.ts

@@ -29,6 +29,7 @@ export class ERC721Wrapper {
         this._contractOwnerAddress = contractOwnerAddress;
     }
     public async deployDummyTokensAsync(): Promise<DummyERC721TokenContract[]> {
+        // tslint:disable-next-line:no-unused-variable
         for (const i of _.times(constants.NUM_DUMMY_ERC721_TO_DEPLOY)) {
             this._dummyTokenContracts.push(
                 await DummyERC721TokenContract.deployFrom0xArtifactAsync(
@@ -61,6 +62,7 @@ export class ERC721Wrapper {
         this._initialTokenIdsByOwner = {};
         for (const dummyTokenContract of this._dummyTokenContracts) {
             for (const tokenOwnerAddress of this._tokenOwnerAddresses) {
+                // tslint:disable-next-line:no-unused-variable
                 for (const i of _.times(constants.NUM_ERC721_TOKENS_TO_MINT)) {
                     const tokenId = generatePseudoRandomSalt();
                     await this.mintAsync(dummyTokenContract.address, tokenId, tokenOwnerAddress);