Merge pull request #759 from embark-framework/bug_fix/ens-crash

Don't crash if ENS contracts don't deploy

lib/modules/ens/index.js

@@ -52,6 +52,12 @@ class ENS {
         });
       }
     ], (err, results) => {
+      if (err) {
+        return cb(err);
+      }
+      if (!results[0] || !results[1] || !results[2]) {
+        return cb(__('Aborting ENS setup as some of the contracts did not deploy properly'));
+      }
       // result[0] => ENSRegistry; result[1] => FIFSRegistrar; result[2] => FIFSRegistrar
       let config = {
         env: self.env,