followup fix for #736440 - prevent "Fatal error: __clone method called on non-object" reported in #988890

#887742 - fix notices in _content_get_formatter() - happens in Views when a field is not present in the node type of the rendered row.

#863226 by KarenS, make sure we have a function that will return inactive instances when other instances of the same field are still active.

Revert #780566 by stella, add drupal_alter() for content_allowed_values lists created by userreference and nodereference, needs more thought.

#780566 by stella, add drupal_alter() for content_allowed_values lists created by userreference and nodereference.

Add Portuguese, Brazil translation. Translate was produced at the localize.drupal.org and generated by it's export tool, using the following parameters:

Project:
- Content Construction Kit (CCK)
Release:
- 6.x-2.6 only

Type:
- Include both English originals and translations
Packaging:
- All in one file
Verbosity:
- Compact files optimized for size, not desktop editing

#446390 patch by mani.atico and me: improve rules condition to be more robust when checking for empty values

- #649106 by thekevinday: Fix content_copy_form_alter(), where $form_state argument is not passed by reference.

- #614292 by DeFr - Fix CCK Reference fields based on views broken by recent change in views_plugin_style Views 2.7 (#502348).

- #604830 by mattyoung - 32 characters limit on field and group identifiers in "Manage fields" screen.

- #589306 warning: Invalid argument supplied for foreach() in includes/panels/content_types/content_field.inc on line 166.

- #585048 Setting "All users" in "User status that can be referenced" option reverts to "Blocked users".

- #572672 by Jan van Diepen - Remove redundant (and bad) inclusion of node/content_types.inc in content_copy_import_form_submit().