Fix signTypedData bytes signing

Fixes #2826

CHANGELOG.md

@@ -2,6 +2,8 @@
 
 ## Current Master
 
+- Fix bug that prevented eth_signTypedData from signing bytes.
+
 ## 3.13.4 2018-1-9
 
 - Remove recipient field if application initializes a tx with an empty string, or 0x, and tx data. Throw an error with the same condition, but without tx data.

package.json

@@ -78,7 +78,7 @@
     "eth-keyring-controller": "^2.1.2",
     "eth-phishing-detect": "^1.1.4",
     "eth-query": "^2.1.2",
-    "eth-sig-util": "^1.4.0",
+    "eth-sig-util": "^1.4.2",
     "eth-simple-keyring": "^1.2.0",
     "eth-token-tracker": "^1.1.4",
     "ethereumjs-tx": "^1.3.0",