[erp5_web_renderjs_ui][erp5_officejs] Fix image usage + move fixes from officejs to renderjs

bt5/erp5_officejs/SkinTemplateItem/portal_skins/erp5_web_officejs_ui/File_viewAsWeb.py

-if REQUEST is None:
-  REQUEST = context.REQUEST
-if response is None:
-  response = REQUEST.RESPONSE
-
-# The vanilla HTML is wanted
-response.setBase(None)
-
-file = context
-file_content = file.getData()
-
-if REQUEST.getHeader('If-Modified-Since', '') == file.getModificationDate().rfc822():
-  response.setStatus(304)
-  return ""
-
-#file_content_type = file.getContentType()
-#if file_content_type is None:
-#  file_content_type = 'application/octet-stream'
-
-response.setHeader('Content-Type', (file.getContentType() or 'application/octet-stream'))
-
-return file_content

bt5/erp5_officejs/SkinTemplateItem/portal_skins/erp5_web_officejs_ui/File_viewAsWeb.xml

-<?xml version="1.0"?>
-<ZopeData>
-  <record id="1" aka="AAAAAAAAAAE=">
-    <pickle>
-      <global name="PythonScript" module="Products.PythonScripts.PythonScript"/>
-    </pickle>
-    <pickle>
-      <dictionary>
-        <item>
-            <key> <string>Script_magic</string> </key>
-            <value> <int>3</int> </value>
-        </item>
-        <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>
-                            <item>
-                                <key> <string>name_container</string> </key>
-                                <value> <string>container</string> </value>
-                            </item>
-                            <item>
-                                <key> <string>name_context</string> </key>
-                                <value> <string>context</string> </value>
-                            </item>
-                            <item>
-                                <key> <string>name_m_self</string> </key>
-                                <value> <string>script</string> </value>
-                            </item>
-                            <item>
-                                <key> <string>name_subpath</string> </key>
-                                <value> <string>traverse_subpath</string> </value>
-                            </item>
-                          </dictionary>
-                        </value>
-                    </item>
-                  </dictionary>
-                </state>
-              </object>
-            </value>
-        </item>
-        <item>
-            <key> <string>_params</string> </key>
-            <value> <string>REQUEST=None, response=None, mapping_dict=None</string> </value>
-        </item>
-        <item>
-            <key> <string>id</string> </key>
-            <value> <string>File_viewAsWeb</string> </value>
-        </item>
-      </dictionary>
-    </pickle>
-  </record>
-</ZopeData>