remove unimplemented nav items, fix nav styling

client/components/Nav.jsx

@@ -180,6 +180,7 @@ class Nav extends React.PureComponent {
               </li>
             </ul>
           </li>
+          {/* TODO--add these things to the nav
           <li className={navDropdownState.edit}>
             <button
               onClick={this.toggleDropdown.bind(this, 'edit')}
@@ -224,6 +225,7 @@ class Nav extends React.PureComponent {
               </li>
             </ul>
           </li>
+          */}
           <li className={navDropdownState.help}>
             <button
               onClick={this.toggleDropdown.bind(this, 'help')}
@@ -334,6 +336,7 @@ class Nav extends React.PureComponent {
               </ul>
             </li>
           </ul> }
+        {/*
         <div className="nav__announce">
           This is a preview version of the editor, that has not yet been officially released.
           It is in development, you can report bugs <a
@@ -343,6 +346,7 @@ class Nav extends React.PureComponent {
           >here</a>.
           Please use with caution.
         </div>
+      */}
       </nav>
     );
   }

client/styles/components/_nav.scss

@@ -1,5 +1,5 @@
 .nav {
-	width: 100%;
+	width: calc(100% - #{10 / $base-font-size}rem);
   height: #{42 / $base-font-size}rem;
 	display: flex;
 	flex-direction: row;