Point some forked libs to hosho repos

Author: zone117x

package.json

@@ -20,7 +20,7 @@
     "ethereumjs-block": "^1.2.2",
     "ethereumjs-tx": "^1.2.0",
     "ethereumjs-util": "^5.1.1",
-    "ethereumjs-vm": "^2.0.2",
+    "ethereumjs-vm": "hosho/ethereumjs-vm-sc",
     "fetch-ponyfill": "^4.0.0",
     "json-rpc-error": "^2.0.0",
     "json-stable-stringify": "^1.0.1",