Collective.contact.core

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- Set IContactDetails behavior on held_position type.
Person contact details are considered as personal data.
[sgeulette]

- Use a python view to provide gender/person title mapping. In this way, the terms can be translated.
[cedricmessiant]

- Avoid error in addcontact when there is no directory.
[cedricmessiant]

- Prevent fatal error if by chance a held position related to a position or an organisation has been removed
but the relation always exist. An error is logged.
[thomasdesvenain]

- Refactor: move complex sortable title methods into content objects.
[thomasdesvenain]

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- Change field order for address (`<street> <nr>` - as this is more common in most countries)

* address format can be localized by using msgid `address_line`
* field order in add and edit forms can be patched (see README for details)

(fixes 29) [fRiSi]

- Fixed indexing a held position which organization has been removed.
[thomasdesvenain]

- Add translations for de, it, fr and sl.
[fRiSi]

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- Fix setup_relation_dependency when many are setup on the same page.
[thomasdesvenain]

- Fix "create contact" widget link when master organization field value has
changed or has become empty.
[thomasdesvenain]

-----------------

- Fix AddContact form problem with security hotfix 20160830
[ebrehault]

----------------

- Reindex suborganizations (and positions and held positions) when an
organization is modified.
[vincentfretin]

- Use start and end indexes for held_position.
[sgeulette]

----------------

- Hide contact types from the navigation.
[pcdummy]

- Sort sub organizations by folder position in organization view
[sgeulette]