fix translation

Author: raagin

README.md

@@ -438,12 +438,6 @@ If your app `streamblocks` located not in project root directory, you need to re
 STREAMFIELD_STREAMBLOCKS_APP_PATH = 'yourapps.streamblocks'
 ```
 
-### STREAMFIELD_BASE_ADMIN_URL
-If you change default admin site url ('/admin/'), reflect that in settings:
-```python
-STREAMFIELD_BASE_ADMIN_URL = '/myadmin/'
-```
-
 ### STREAMFIELD_SHOW_ADMIN_HELP_TEXT
 If you want to hide "Help" link in admin, above the "Add new block" link.
 Set: 

streamfield/templates/streamfield/streamfield_widget.html

@@ -56,7 +56,7 @@ <h3 class="streamblock__block__title"><span v-text="model_title(block)"></span>
                     </draggable>
                     <a class="stream-btn" 
                         :id="'add_id_' + block.unique_id"
-                        title="Добавить объект"
+                        title="{% trans "Add one more" %}"
                         :href="get_add_model_link(block)"
                         @click.prevent="openPopup"
                         >+ {% trans "Add one more" %}</a>