(cp 451cbdb) Fixes #1377 Associate / Move album's selectize in batch manager

Selectize for choosing album when associating or moving  has now a place holder and no default value.

Also added translation line for placeholder

admin/themes/default/template/batch_manager_global.tpl

@@ -684,7 +684,7 @@ UL.thumbnails SPAN.wrap2 {ldelim}
 
       <!-- associate -->{* also used for "move" action *}
       <div id="action_associate" class="bulkAction">
-        <select data-selectize="categories" data-default="first" name="associate" style="width:600px"></select>
+        <select data-selectize="categories" data-default="" name="associate" style="width:600px" placeholder="{'Select an album... or type it!'|@translate}"></select>
         <a href="#" data-add-album="associate" title="{'create a new album'|@translate}" class="icon-plus"></a>
       </div>
 
@@ -801,3 +801,10 @@ UL.thumbnails SPAN.wrap2 {ldelim}
   </form>
 
 </div> <!-- #batchManagerGlobal -->
+
+<style>
+#action_associate .selectize-input {
+  min-width: 500px;
+  height: 44px;
+}
+</style>

language/en_UK/admin.lang.php

@@ -1132,3 +1132,4 @@ $lang['Root'] = 'Root';
 $lang['Apply to direct sub-albums'] = 'Apply to direct sub-albums';
 $lang['Apply to the whole hierarchy'] = 'Apply to the whole hierarchy';
 $lang['<b>%d+</b> albums found, try to refine the search'] = '<b>%d+</b> albums found, try to refine the search';
+$lang['Select an album... or type it!'] = 'Select an album... or type it!';

language/fr_FR/admin.lang.php

@@ -1134,3 +1134,4 @@ $lang['Root'] = 'Racine';
 $lang['Apply to direct sub-albums'] = 'Appliquer aux sous-albums';
 $lang['Apply to the whole hierarchy'] = 'Appliquer à toute l\'arborescence';
 $lang['<b>%d+</b> albums found, try to refine the search'] = '<b>%d+</b> albums trouvé, essayez d affiner la recherche';
+$lang['Select an album... or type it!'] = 'Selectionnez un album... ou tapez-le !';