Plone-app-locales

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- Complete Spanish translation.
[erral]

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- Put back missing translation of password reset mails.
[allusa, vincentfretin]

- Update Traditional Chinese translations.
[l34marr]

- Update German translations.
[jaroel]

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- German fixes and updates
[staeff]
- Basque fixes
[erral]
- remove mention of "retina" (https://github.com/plone/Products.CMFPlone/issues/2123)
[tkimnguyen]
- Basque translation
[erral]
- Add some German translations for the related items widget
[cillianderoiste]
- Add German translations for plone.protect dialogs.
[pgrunewald]
- Update Traditional Chinese translations.
[l34marr]
- Complete basque (eu) translation
[erral]

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- Add UK English translation
[MatthewWilkes]
- Update German translations
[ksuess]

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- Updated Tranditional Chinese translations.
[l34marr]

- Fix typo in Italian translation.
[arsenico13]

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- Update Japanese translations.

- Update the Transifex resourceas configuration at Transifex project
https://www.transifex.com/plone/plone5/
[macagua]

- Update Spanish translations.
[macagua]

- Update basque translations.
[erral]

- Updated Chinese Simplified translation
[jianaijun]

- Updated Tranditional Chinese translations.
[l34marr]