Mark two strings for translation

1. "Go to page:" in pagination
2. "Submit" in the forget password form

mediagoblin/templates/mediagoblin/auth/change_fp.html

@@ -30,7 +30,7 @@
 
       {{ wtforms_util.render_divs(cp_form) }}
       <div class="form_submit_buttons">
-        <input type="submit" value="submit" class="button_form"/>
+        <input type="submit" value="{% trans %}Submit{% endtrans %}" class="button_form"/>
       </div>
 
     </div>

mediagoblin/templates/mediagoblin/utils/pagination.html

@@ -47,7 +47,7 @@
           <a href="{{ next_url }}"><img class="pagination_arrow" src="{{ request.staticdirect('/images/pagination_right.png') }}" alt="Next page" /></a>
         {% endif %}
         <br />
-        Go to page: 
+        {% trans %}Go to page:{% endtrans %}
         {%- for page in pagination.iter_pages() %}
           {% if page %}
             {% if page != pagination.page %}