merge r3765 from branch 2.0 to trunk

bug 895: r3714 had replaced the "open in a new tab" (introduced in r3381 for
feature:1020)) into a "open in the same", but it is important to keep the
window with newsletter subscription links opened.

git-svn-id: http://piwigo.org/svn/trunk@3768 68402e56-0260-453c-a942-63ccdbb3a9ee

admin/template/goto/install.tpl

@@ -148,8 +148,8 @@ TD {
{else}
<p>
  <br />
  <input type="button" name="home" value="{'home'|@translate}" onClick="window.location='index.php';"/>
  <input type="button" name="admin" value="{'admin'|@translate}" onClick="window.location='admin.php';"/>
  <input type="button" name="home" value="{'home'|@translate}" onClick="window.open('index.php');"/>
  <input type="button" name="admin" value="{'admin'|@translate}" onClick="window.open('admin.php');"/>
</p>

<div class="infos">