templates: fix the static files path

Author: Kátia Nakamura

pyconbalkan/core/templates/index.html

@@ -36,7 +36,7 @@
     <div class="col-md-11 offset-0">
         <nav class="navbar navbar-light navbar-expand-md bg-faded justify-content-center">
             <div class="navbar navbar-header mr-auto">
-                <a class="navbar-brand" href="#"><img src="img/logo.jpg"></a>
+                <a class="navbar-brand" href="#"><img src="{% static 'img/logo.jpg' %}"></a>
             </div>
             <ul class="nav navbar-nav ml-auto w-100 justify-content-end mb-5 pb-3">
                 <li><a class="btn btn-light btn-sm round" href="#" role="button">News</a></li>
@@ -124,7 +124,7 @@ <h1 class="font900 font-yellow">Speakers</h1>
             <div class="card">
                 <div class="row">
                     <div class="col-sm">
-                        <img src="img/user1.png">
+                        <img src="{% static 'img/user1.png' %}">
                         <ul class="card-body h-100 justify-content-center">
                             <li><b>Luka Kladarić</b></li>
                             <hr>
@@ -133,15 +133,15 @@ <h1 class="font900 font-yellow">Speakers</h1>
                     </div>
 
                     <div class="col-sm">
-                        <img src="img/user1.png">
+                        <img src="{% static 'img/user1.png' %}">
                         <ul class="card-body h-100 justify-content-center">
                             <li><b>Krzysztof Žuraw</b></li>
                             <hr>
                             <li>Python Developer at STX Next</li>
                         </ul>
                     </div>
                     <div class="col-sm">
-                        <img src="img/user1.png">
+                        <img src="{% static 'img/user1.png' %}">
                         <ul class="card-body h-100 justify-content-center">
                             <li><b>Luka Kladarić</b></li>
                             <hr>