Publish

- @0x/contracts-erc20@3.3.31
 - @0x/contracts-test-utils@5.4.22
 - @0x/contracts-treasury@1.4.14
 - @0x/contracts-utils@4.8.12
 - @0x/contracts-zero-ex@0.34.0
 - @0x/asset-swapper@16.61.0
 - @0x/contract-addresses@6.15.0
 - @0x/contract-wrappers@13.20.3
 - @0x/protocol-utils@11.14.0

contracts/erc20/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/contracts-erc20",
-    "version": "3.3.30",
+    "version": "3.3.31",
     "engines": {
         "node": ">=6.12"
     },
@@ -53,8 +53,8 @@
     "devDependencies": {
         "@0x/abi-gen": "^5.8.0",
         "@0x/contracts-gen": "^2.0.46",
-        "@0x/contracts-test-utils": "^5.4.21",
-        "@0x/contracts-utils": "^4.8.11",
+        "@0x/contracts-test-utils": "^5.4.22",
+        "@0x/contracts-utils": "^4.8.12",
         "@0x/dev-utils": "^4.2.14",
         "@0x/sol-compiler": "^4.8.1",
         "@0x/ts-doc-gen": "^0.0.28",