Cherry-pick changes from feat/dev-utils/dydx-bridge-validation

contracts/asset-proxy/package.json

@@ -59,7 +59,6 @@
         "@0x/sol-compiler": "^4.0.6",
         "@0x/ts-doc-gen": "^0.0.22",
         "@0x/tslint-config": "^4.0.0",
-        "@0x/types": "^3.1.1",
         "@types/lodash": "4.14.104",
         "@types/mocha": "^5.2.7",
         "@types/node": "*",
@@ -80,12 +79,12 @@
     },
     "dependencies": {
         "@0x/base-contract": "^6.1.2",
-        "@0x/contracts-dev-utils": "^1.0.6",
         "@0x/contracts-erc1155": "^2.0.6",
         "@0x/contracts-erc20": "^3.0.6",
         "@0x/contracts-erc721": "^3.0.6",
         "@0x/contracts-exchange-libs": "^4.2.0",
         "@0x/order-utils": "^10.1.3",
+        "@0x/types": "^3.1.1",
         "@0x/typescript-typings": "^5.0.1",
         "@0x/utils": "^5.3.0",
         "@0x/web3-wrapper": "^7.0.5",