[IMP]Improved bootstrap 3 in website_mail module.

bzr revid: bth@tinyerp.com-20130823123634-ax6zm64ywzvp22e0

diff --cc addons/website_mail/views/website_mail.xml
index b96c58f,3fe986a..79f4f86
--- 1/addons/website_mail/views/website_mail.xml
--- 2/addons/website_mail/views/website_mail.xml
+++ b/addons/website_mail/views/website_mail.xml
@@@ -33,9 -33,10 +33,8 @@@
              <t t-set="title">Blog</t>
              <div class="container mt48 js_website_mail">
                  <div class="row">
-                     <div class="span4" id="left_column">
-                         <a t-if="mail_group_id and editable" t-attf-href="/blog/#{ mail_group_id }/new" class="btn">Add a new Blog</a>
- 
+                    <div class="col-md-4" id="left_column">
 -                        <a t-if="mail_group_id and editable" t-attf-href="/blog/#{ mail_group_id }/new"
 -class="btn btn-default">Add a new Blog</a>
 -
++                        <a t-if="mail_group_id and editable" t-attf-href="/blog/#{ mail_group_id }/new" class="btn btn-default">Add a new Blog</a>
                          <div id="blog_subscribe">
                              <form action="./subscribe" method="POST" class="form-inline" t-if="not subscribe">
                                  <input placeholder="Email Address" type="email" name="email" class="input-medium" t-if="is_public_user"/>