diff --git a/bt5/erp5_web_blog/SkinTemplateItem/portal_skins/erp5_web_blog/erp5_web_blog_multiflex5_layout.xml b/bt5/erp5_web_blog/SkinTemplateItem/portal_skins/erp5_web_blog/erp5_web_blog_multiflex5_layout.xml
deleted file mode 100644
index 8243dd59ff7dad2287bb09c1f27b59d1a2078908..0000000000000000000000000000000000000000
--- a/bt5/erp5_web_blog/SkinTemplateItem/portal_skins/erp5_web_blog/erp5_web_blog_multiflex5_layout.xml
+++ /dev/null
@@ -1,200 +0,0 @@
-<?xml version="1.0"?>
-<ZopeData>
-  <record id="1" aka="AAAAAAAAAAE=">
-    <pickle>
-      <global name="ERP5Form" module="Products.ERP5Form.Form"/>
-    </pickle>
-    <pickle>
-      <dictionary>
-        <item>
-            <key> <string>_bind_names</string> </key>
-            <value>
-              <object>
-                <klass>
-                  <global name="NameAssignments" module="Shared.DC.Scripts.Bindings"/>
-                </klass>
-                <tuple/>
-                <state>
-                  <dictionary>
-                    <item>
-                        <key> <string>_asgns</string> </key>
-                        <value>
-                          <dictionary/>
-                        </value>
-                    </item>
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-        <item>
-            <key> <string>_objects</string> </key>
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-        <item>
-            <key> <string>action</string> </key>
-            <value> <string></string> </value>
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-        <item>
-            <key> <string>description</string> </key>
-            <value> <string>This layout can be used to display the Blog front page or the blog entries using Multiflex5.</string> </value>
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-        <item>
-            <key> <string>edit_order</string> </key>
-            <value>
-              <list/>
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-        <item>
-            <key> <string>encoding</string> </key>
-            <value> <string>UTF-8</string> </value>
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-        <item>
-            <key> <string>enctype</string> </key>
-            <value> <string></string> </value>
-        </item>
-        <item>
-            <key> <string>group_list</string> </key>
-            <value>
-              <list>
-                <string>header header-top</string>
-                <string>header header-bottom</string>
-                <string>navbar navbar-left</string>
-                <string>headline</string>
-                <string>footer</string>
-                <string>subcontent subcontent-box (Tags)</string>
-                <string>subcontent subcontent-box sidemenu3 (News)</string>
-                <string>subcontent subcontent-box sidemenu2 (Related Documents)</string>
-                <string>web-toolbar (Toolbar)</string>
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-            </value>
-        </item>
-        <item>
-            <key> <string>groups</string> </key>
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-              <dictionary>
-                <item>
-                    <key> <string>footer</string> </key>
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-                      <list>
-                        <string>footer_box</string>
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-                </item>
-                <item>
-                    <key> <string>header header-bottom</string> </key>
-                    <value>
-                      <list>
-                        <string>breadcrumb_box</string>
-                        <string>search_bar</string>
-                      </list>
-                    </value>
-                </item>
-                <item>
-                    <key> <string>header header-top</string> </key>
-                    <value>
-                      <list>
-                        <string>site_title_box</string>
-                        <string>rss_box</string>
-                        <string>language_box</string>
-                        <string>global_navigation_box</string>
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-                </item>
-                <item>
-                    <key> <string>headline</string> </key>
-                    <value>
-                      <list>
-                        <string>page_title_box</string>
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-                    </value>
-                </item>
-                <item>
-                    <key> <string>navbar navbar-left</string> </key>
-                    <value>
-                      <list>
-                        <string>navigation_bar</string>
-                      </list>
-                    </value>
-                </item>
-                <item>
-                    <key> <string>subcontent subcontent-box (Tags)</string> </key>
-                    <value>
-                      <list>
-                        <string>subject_list</string>
-                      </list>
-                    </value>
-                </item>
-                <item>
-                    <key> <string>subcontent subcontent-box sidemenu2 (Related Documents)</string> </key>
-                    <value>
-                      <list>
-                        <string>relation_box</string>
-                      </list>
-                    </value>
-                </item>
-                <item>
-                    <key> <string>subcontent subcontent-box sidemenu3 (News)</string> </key>
-                    <value>
-                      <list>
-                        <string>news_box</string>
-                      </list>
-                    </value>
-                </item>
-                <item>
-                    <key> <string>web-toolbar (Toolbar)</string> </key>
-                    <value>
-                      <list>
-                        <string>toolbar</string>
-                      </list>
-                    </value>
-                </item>
-              </dictionary>
-            </value>
-        </item>
-        <item>
-            <key> <string>id</string> </key>
-            <value> <string>erp5_web_blog_multiflex5_layout</string> </value>
-        </item>
-        <item>
-            <key> <string>method</string> </key>
-            <value> <string>POST</string> </value>
-        </item>
-        <item>
-            <key> <string>name</string> </key>
-            <value> <string></string> </value>
-        </item>
-        <item>
-            <key> <string>pt</string> </key>
-            <value> <string>template_erp5_multiflex5</string> </value>
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-            <value> <int>4</int> </value>
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-            <value> <string>UTF-8</string> </value>
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-        <item>
-            <key> <string>title</string> </key>
-            <value> <string>Multiflex5 Blog Layout</string> </value>
-        </item>
-        <item>
-            <key> <string>unicode_mode</string> </key>
-            <value> <int>0</int> </value>
-        </item>
-        <item>
-            <key> <string>update_action</string> </key>
-            <value> <string></string> </value>
-        </item>
-        <item>
-            <key> <string>update_action_title</string> </key>
-            <value> <string></string> </value>
-        </item>
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-    </pickle>
-  </record>
-</ZopeData>
diff --git a/bt5/erp5_web_blog/SkinTemplateItem/portal_skins/erp5_web_blog/erp5_web_blog_multiflex5_layout/breadcrumb_box.xml b/bt5/erp5_web_blog/SkinTemplateItem/portal_skins/erp5_web_blog/erp5_web_blog_multiflex5_layout/breadcrumb_box.xml
deleted file mode 100644
index 9df025bdcab557a8b542d935ee56fac42f91659a..0000000000000000000000000000000000000000
--- a/bt5/erp5_web_blog/SkinTemplateItem/portal_skins/erp5_web_blog/erp5_web_blog_multiflex5_layout/breadcrumb_box.xml
+++ /dev/null
@@ -1,90 +0,0 @@
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-<ZopeData>
-  <record id="1" aka="AAAAAAAAAAE=">
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-      <global name="ProxyField" module="Products.ERP5Form.ProxyField"/>
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-            <key> <string>delegated_list</string> </key>
-            <value>
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-        <item>
-            <key> <string>id</string> </key>
-            <value> <string>breadcrumb_box</string> </value>
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-        <item>
-            <key> <string>message_values</string> </key>
-            <value>
-              <dictionary>
-                <item>
-                    <key> <string>external_validator_failed</string> </key>
-                    <value> <string>The input failed the external validator.</string> </value>
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-        <item>
-            <key> <string>overrides</string> </key>
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-              <dictionary>
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-                    <key> <string>field_id</string> </key>
-                    <value> <string></string> </value>
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-                    <value> <string></string> </value>
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-        <item>
-            <key> <string>tales</string> </key>
-            <value>
-              <dictionary>
-                <item>
-                    <key> <string>field_id</string> </key>
-                    <value> <string></string> </value>
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-                <item>
-                    <key> <string>field_id</string> </key>
-                    <value> <string>breadcrumb_box</string> </value>
-                </item>
-                <item>
-                    <key> <string>form_id</string> </key>
-                    <value> <string>erp5_web_multiflex5_demo_layout</string> </value>
-                </item>
-                <item>
-                    <key> <string>target</string> </key>
-                    <value> <string>Click to edit the target</string> </value>
-                </item>
-              </dictionary>
-            </value>
-        </item>
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-    </pickle>
-  </record>
-</ZopeData>
diff --git a/bt5/erp5_web_blog/SkinTemplateItem/portal_skins/erp5_web_blog/erp5_web_blog_multiflex5_layout/footer_box.xml b/bt5/erp5_web_blog/SkinTemplateItem/portal_skins/erp5_web_blog/erp5_web_blog_multiflex5_layout/footer_box.xml
deleted file mode 100644
index 258c977bdcfd72707eb01f34edfa2307bdf631e7..0000000000000000000000000000000000000000
--- a/bt5/erp5_web_blog/SkinTemplateItem/portal_skins/erp5_web_blog/erp5_web_blog_multiflex5_layout/footer_box.xml
+++ /dev/null
@@ -1,90 +0,0 @@
-<?xml version="1.0"?>
-<ZopeData>
-  <record id="1" aka="AAAAAAAAAAE=">
-    <pickle>
-      <global name="ProxyField" module="Products.ERP5Form.ProxyField"/>
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-            <key> <string>id</string> </key>
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-                    <value> <string></string> </value>
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-                    <key> <string>field_id</string> </key>
-                    <value> <string>footer_box</string> </value>
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-                    <key> <string>form_id</string> </key>
-                    <value> <string>erp5_web_multiflex5_demo_layout</string> </value>
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-                <item>
-                    <key> <string>target</string> </key>
-                    <value> <string>Click to edit the target</string> </value>
-                </item>
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-</ZopeData>
diff --git a/bt5/erp5_web_blog/SkinTemplateItem/portal_skins/erp5_web_blog/erp5_web_blog_multiflex5_layout/global_navigation_box.xml b/bt5/erp5_web_blog/SkinTemplateItem/portal_skins/erp5_web_blog/erp5_web_blog_multiflex5_layout/global_navigation_box.xml
deleted file mode 100644
index 79c592e1b950939ec95b292a7e324e06e3d410a4..0000000000000000000000000000000000000000
--- a/bt5/erp5_web_blog/SkinTemplateItem/portal_skins/erp5_web_blog/erp5_web_blog_multiflex5_layout/global_navigation_box.xml
+++ /dev/null
@@ -1,90 +0,0 @@
-<?xml version="1.0"?>
-<ZopeData>
-  <record id="1" aka="AAAAAAAAAAE=">
-    <pickle>
-      <global name="ProxyField" module="Products.ERP5Form.ProxyField"/>
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-            <key> <string>id</string> </key>
-            <value> <string>global_navigation_box</string> </value>
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-            <key> <string>message_values</string> </key>
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-                    <key> <string>external_validator_failed</string> </key>
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diff --git a/bt5/erp5_web_blog/SkinTemplateItem/portal_skins/erp5_web_blog/erp5_web_blog_multiflex5_layout/language_box.xml b/bt5/erp5_web_blog/SkinTemplateItem/portal_skins/erp5_web_blog/erp5_web_blog_multiflex5_layout/language_box.xml
deleted file mode 100644
index 67f74125d834a97e7fdd65f8d4b26e487cf95700..0000000000000000000000000000000000000000
--- a/bt5/erp5_web_blog/SkinTemplateItem/portal_skins/erp5_web_blog/erp5_web_blog_multiflex5_layout/language_box.xml
+++ /dev/null
@@ -1,90 +0,0 @@
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-  <record id="1" aka="AAAAAAAAAAE=">
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diff --git a/bt5/erp5_web_blog/SkinTemplateItem/portal_skins/erp5_web_blog/erp5_web_blog_multiflex5_layout/navigation_bar.xml b/bt5/erp5_web_blog/SkinTemplateItem/portal_skins/erp5_web_blog/erp5_web_blog_multiflex5_layout/navigation_bar.xml
deleted file mode 100644
index d09c1ddea66079b8dd9433e80641b71de2380826..0000000000000000000000000000000000000000
--- a/bt5/erp5_web_blog/SkinTemplateItem/portal_skins/erp5_web_blog/erp5_web_blog_multiflex5_layout/navigation_bar.xml
+++ /dev/null
@@ -1,90 +0,0 @@
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deleted file mode 100644
index d38c6612d54de7c68e4870ea6a38c51fb364dfcb..0000000000000000000000000000000000000000
--- a/bt5/erp5_web_blog/SkinTemplateItem/portal_skins/erp5_web_blog/erp5_web_blog_multiflex5_layout/news_box.xml
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deleted file mode 100644
index bed5950e40c0f7129782dc677184481fafd376a4..0000000000000000000000000000000000000000
--- a/bt5/erp5_web_blog/SkinTemplateItem/portal_skins/erp5_web_blog/erp5_web_blog_multiflex5_layout/page_title_box.xml
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deleted file mode 100644
index 398dcb45ee5dd8df1c72d3a7ed51f881c73ba4a4..0000000000000000000000000000000000000000
--- a/bt5/erp5_web_blog/SkinTemplateItem/portal_skins/erp5_web_blog/erp5_web_blog_multiflex5_layout/relation_box.xml
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deleted file mode 100644
index b5565a3edff275e2395065900b5cdfd77a55e92c..0000000000000000000000000000000000000000
--- a/bt5/erp5_web_blog/SkinTemplateItem/portal_skins/erp5_web_blog/erp5_web_blog_multiflex5_layout/rss_box.xml
+++ /dev/null
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deleted file mode 100644
index 3886f8db9f809212cce894cf999340d1c3294228..0000000000000000000000000000000000000000
--- a/bt5/erp5_web_blog/SkinTemplateItem/portal_skins/erp5_web_blog/erp5_web_blog_multiflex5_layout/search_bar.xml
+++ /dev/null
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deleted file mode 100644
index 6d77d993b6330b295c3a4a2e3370481f9f4ce854..0000000000000000000000000000000000000000
--- a/bt5/erp5_web_blog/SkinTemplateItem/portal_skins/erp5_web_blog/erp5_web_blog_multiflex5_layout/site_title_box.xml
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deleted file mode 100644
index 461616e9f4aa3e4fb5ddf53eb96950530cfff914..0000000000000000000000000000000000000000
--- a/bt5/erp5_web_blog/SkinTemplateItem/portal_skins/erp5_web_blog/erp5_web_blog_multiflex5_layout/subject_list.xml
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-                    <value> <string></string> </value>
-                </item>
-              </dictionary>
-            </value>
-        </item>
-        <item>
-            <key> <string>values</string> </key>
-            <value>
-              <dictionary>
-                <item>
-                    <key> <string>field_id</string> </key>
-                    <value> <string>subject_list</string> </value>
-                </item>
-                <item>
-                    <key> <string>form_id</string> </key>
-                    <value> <string>erp5_web_blog_demo_layout</string> </value>
-                </item>
-                <item>
-                    <key> <string>target</string> </key>
-                    <value> <string>Click to edit the target</string> </value>
-                </item>
-              </dictionary>
-            </value>
-        </item>
-      </dictionary>
-    </pickle>
-  </record>
-</ZopeData>
diff --git a/bt5/erp5_web_blog/SkinTemplateItem/portal_skins/erp5_web_blog/erp5_web_blog_multiflex5_layout/toolbar.xml b/bt5/erp5_web_blog/SkinTemplateItem/portal_skins/erp5_web_blog/erp5_web_blog_multiflex5_layout/toolbar.xml
deleted file mode 100644
index e3c074ad82fa7a7055b785a03b6457924ca01d60..0000000000000000000000000000000000000000
--- a/bt5/erp5_web_blog/SkinTemplateItem/portal_skins/erp5_web_blog/erp5_web_blog_multiflex5_layout/toolbar.xml
+++ /dev/null
@@ -1,90 +0,0 @@
-<?xml version="1.0"?>
-<ZopeData>
-  <record id="1" aka="AAAAAAAAAAE=">
-    <pickle>
-      <global name="ProxyField" module="Products.ERP5Form.ProxyField"/>
-    </pickle>
-    <pickle>
-      <dictionary>
-        <item>
-            <key> <string>delegated_list</string> </key>
-            <value>
-              <list/>
-            </value>
-        </item>
-        <item>
-            <key> <string>id</string> </key>
-            <value> <string>toolbar</string> </value>
-        </item>
-        <item>
-            <key> <string>message_values</string> </key>
-            <value>
-              <dictionary>
-                <item>
-                    <key> <string>external_validator_failed</string> </key>
-                    <value> <string>The input failed the external validator.</string> </value>
-                </item>
-              </dictionary>
-            </value>
-        </item>
-        <item>
-            <key> <string>overrides</string> </key>
-            <value>
-              <dictionary>
-                <item>
-                    <key> <string>field_id</string> </key>
-                    <value> <string></string> </value>
-                </item>
-                <item>
-                    <key> <string>form_id</string> </key>
-                    <value> <string></string> </value>
-                </item>
-                <item>
-                    <key> <string>target</string> </key>
-                    <value> <string></string> </value>
-                </item>
-              </dictionary>
-            </value>
-        </item>
-        <item>
-            <key> <string>tales</string> </key>
-            <value>
-              <dictionary>
-                <item>
-                    <key> <string>field_id</string> </key>
-                    <value> <string></string> </value>
-                </item>
-                <item>
-                    <key> <string>form_id</string> </key>
-                    <value> <string></string> </value>
-                </item>
-                <item>
-                    <key> <string>target</string> </key>
-                    <value> <string></string> </value>
-                </item>
-              </dictionary>
-            </value>
-        </item>
-        <item>
-            <key> <string>values</string> </key>
-            <value>
-              <dictionary>
-                <item>
-                    <key> <string>field_id</string> </key>
-                    <value> <string>toolbar</string> </value>
-                </item>
-                <item>
-                    <key> <string>form_id</string> </key>
-                    <value> <string>erp5_web_multiflex5_demo_layout</string> </value>
-                </item>
-                <item>
-                    <key> <string>target</string> </key>
-                    <value> <string>Click to edit the target</string> </value>
-                </item>
-              </dictionary>
-            </value>
-        </item>
-      </dictionary>
-    </pickle>
-  </record>
-</ZopeData>
diff --git a/bt5/erp5_web_blog/bt/revision b/bt5/erp5_web_blog/bt/revision
index 24af08a4875794564c5895aa8c9b664b2c78effe..3ca9062a11783e80eeffeb9613eb9e38b528bfab 100644
--- a/bt5/erp5_web_blog/bt/revision
+++ b/bt5/erp5_web_blog/bt/revision
@@ -1 +1 @@
-83
\ No newline at end of file
+84
\ No newline at end of file