Added full width to pages and posts with member attribution columns

refs https://github.com/TryGhost/Team/issues/1818

ghost/admin/app/routes/members.js

@@ -33,7 +33,6 @@ export default class MembersRoute extends AdminRoute {
         return {
             titleToken: 'Members',
             mainClasses: ['gh-main-fullwidth']
-
         };
     }
 }

ghost/admin/app/routes/pages.js

@@ -1,11 +1,15 @@
+import {inject as service} from '@ember/service';
 import PostsRoute from './posts';
 
 export default class PagesRoute extends PostsRoute {
+    @service feature;
+
     modelName = 'page';
 
     buildRouteInfoMetadata() {
         return {
-            titleToken: 'Pages'
+            titleToken: 'Pages',
+            mainClasses: this.feature.get('memberAttribution') ? ['gh-main-fullwidth'] : null
         };
     }
 }

ghost/admin/app/routes/posts.js

@@ -7,6 +7,7 @@ import {inject as service} from '@ember/service';
 export default class PostsRoute extends AuthenticatedRoute {
     @service infinity;
     @service router;
+    @service feature;
 
     queryParams = {
         type: {refreshModel: true},
@@ -114,7 +115,8 @@ export default class PostsRoute extends AuthenticatedRoute {
 
     buildRouteInfoMetadata() {
         return {
-            titleToken: 'Posts'
+            titleToken: 'Posts',
+            mainClasses: this.feature.get('memberAttribution') ? ['gh-main-fullwidth'] : null
         };
     }
 

ghost/admin/app/templates/pages.hbs

@@ -31,6 +31,10 @@
             {{#if this.postsInfinityModel}}
                 <li class="gh-list-row header">
                     <div class="gh-list-header gh-posts-title-header">Title</div>
+                    {{#if this.feature.memberAttribution}}
+                        <div class="gh-list-header gh-posts-opens-header">Signups</div>
+                        <div class="gh-list-header gh-posts-opens-header">Conversions</div>
+                    {{/if}}
                     <div class="gh-list-header gh-posts-status-header">Status</div>
                 </li>
             {{/if}}