add Internal Packing List Builder in deliver link, and remove harmful override of SaleOrder_selectMovement.

if delivery_mode, incoterm or payment_mode is defined in Trade Model Path, we just use it and should not care one that is stored in input movement.

This could be improved in future as an Accessor or Similar.

Now as with a dictionary with informations of all instance.

This is usefull to assert if the erp5 configuration is appropriated for
the environment.

Only name and revision.

Now it uses pkg_resources to collect much more versions.

Introspection tool should not edit zopectl.

Move methods to Private, this methods should be used only as internal
calls on ERP5.

It is not the intention of IntrospectionTool edit zope.conf.

It is not the goal of IntrospectionTool set edit zope.conf.

This method is usefull for external automation done by SlapOS.

When the tool reads bt5list, it contains the filename or directory name.
Preserve it when generate the list of business template to support nicely
both cases.

use reference instead of portal_type in parent rule's condition in PaymentTransaction_selectMovement.

Add the new property.

Implement https to get the images
Some browser alert user on external http when browse on https)

Add new properties to CredentialRequest property sheet. With this, is possible configure on System Preference what is the default role and function to create one assignment.

Fixes installing BTs from a "directory"-style BT repository (like,
genbt5list called on a bare checkout).

* remove obsolete override of _getCategoryMembershipList() and _getAcquiredCategoryMembershipList().
* add comments in getArrowCategoryDict().
* improve the performance a bit.