[enh] more compact image results ++ fixed modal links

searx/static/themes/oscar/less/logicodev/results.less

@@ -67,7 +67,6 @@
     a {
         display: block;
         width: 100%;
-        height: 170px;
         background-size: cover;
     }
 }

searx/templates/oscar/result_templates/images.html

@@ -20,9 +20,15 @@
                 <span class="label label-default pull-right">{{ result.engine }}</span>
                 <p class="text-muted pull-left">{{ result.pretty_url }}</p>
                 <div class="clearfix"></div>
+				<div class="row">
+                    <div class="col-md-6">
                         <a href="{{ result.img_src }}" {% if results_on_new_tab %}target="_blank" rel="noopener noreferrer"{% else %}rel="noreferrer"{% endif %} class="btn btn-default">{{ _('Get image') }}</a>
+                    </div>
+                    <div class="col-md-6">
                         <a href="{{ result.url }}" {% if results_on_new_tab %}target="_blank" rel="noopener noreferrer"{% else %}rel="noreferrer"{% endif %} class="btn btn-default">{{ _('View source') }}</a>
                     </div>
                 </div>
             </div>
         </div>
+    </div>
+</div>