Merge pull request #4710 from benjiwheeler/only-autosave-if-changed

Share, See-project-page buttons will only save if project has changed

src/components/menu-bar/menu-bar.jsx

@@ -194,7 +194,7 @@ class MenuBar extends React.Component {
         this.props.onRequestCloseFile();
     }
     handleClickSeeCommunity (waitForUpdate) {
-        if (this.props.canSave) { // save before transitioning to project page
+        if (this.props.canSave && this.props.projectChanged) { // save before transitioning to project page
             this.props.autoUpdateProject();
             waitForUpdate(true); // queue the transition to project page
         } else {