Rer.pubblicazioni

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- Fix typo [nzambello]

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- Fix ARIA roles and a11y for pubblicazione view
[nzambello]

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- Fix DOM semantic structure for pubblicazione view
[nzambello]

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- Added title and css fields to the tile interface.
[daniele]
- Added style collapsible for tile search pubblicazioni
[giuliaghisini]

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- Fix unicode decode error
[cekk]

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- The tile "Ricerca Pubblicazioni" now behaves differently: the authors list
in the drop drown menu depends on the user (if it's logged in), on the path
set in the tile and if the publication is published or not 16555.
[arsenico13]
- Fix the url-encoding for the search-pubblications tile in the javascript
bundle (16555)
[arsenico13]
- authors indexer now store values as strings and not unicode.
[cekk]