comply with eslint

.eslintrc.json

@@ -17,7 +17,7 @@
         ],
         "array-callback-return": "off",
         "array-element-newline": "off",
-        "arrow-body-style": "error",
+        "arrow-body-style": "off",
         "arrow-parens": "off",
         "arrow-spacing": [
             "error",

lib/contracts/deploy.js

@@ -81,10 +81,10 @@ class Deploy {
           let code = codeGenerator.generateContracts(false, true, true);
           let cmds = contract.onDeploy.join(';\n');
 
-          let _cmds = ""
-          _cmds += "__mainContext.__loadManagerInstance.execWhenReady(function() {"
+          let _cmds = "";
+          _cmds += "__mainContext.__loadManagerInstance.execWhenReady(function() {";
           _cmds += cmds;
-          _cmds += "});"
+          _cmds += "});";
 
           RunCode.doEval(context + "\n" + code + "\n" + _cmds, self.web3);
         }