Address review comments

src/views/preview/presentation.jsx

@@ -37,6 +37,7 @@ const projectShape = require('./projectshape.jsx').projectShape;
 require('./preview.scss');
 
 const frameless = require('../../lib/frameless');
+
 // disable enter key submission on formsy input fields; otherwise formsy thinks
 // we meant to trigger the "See inside" button. Instead, treat these keypresses
 // as a blur, which will trigger a save.

src/views/preview/project-view.jsx

@@ -110,7 +110,6 @@ class Preview extends React.Component {
             socialOpen: false,
             favoriteCount: 0,
             isProjectLoaded: false,
-            isProjectCommentsGloballyEnabled: false,
             isRemixing: false,
             invalidProject: parts.length === 1,
             justRemixed: false,
@@ -960,6 +959,7 @@ Preview.defaultProps = {
     backpackHost: process.env.BACKPACK_HOST,
     canUseBackpack: false,
     cloudHost: process.env.CLOUDDATA_HOST,
+    isProjectCommentsGloballyEnabled: false,
     projectHost: process.env.PROJECT_HOST,
     sessionStatus: sessionActions.Status.NOT_FETCHED,
     user: {},