Fix a bug with featured image and duplicated posts

Signed-off-by: Jakub Sokołowski <jakub@status.im>

themes/navy/source/js/main.js

@@ -76,14 +76,14 @@ $(document).ready(function () {
         var storedPosts = store.get('sn_posts'),
             storedTemplate = store.get('sn_template');
 
-        if(typeof storedPosts != 'undefined' && typeof storedTemplate != 'undefined'){
+        if(typeof storedPosts !== 'undefined' && typeof storedTemplate !== 'undefined'){
 
             // Load posts and template from localstorage
             for (const v of storedPosts) {
                 renderPost(v, storedTemplate);
             }
 
-        }else{
+        } else if (allPosts.length) {
 
             var deferred,
                 deferreds = [];

themes/navy/source/scss/main.scss

@@ -805,6 +805,9 @@ a.active{
                 padding: 0;
                 margin: 0;
                 border: none;
+                img {
+                    width: 100%;
+                }
                 .meta{
                     display: flex;
                     align-items: center;