Fix unpublished content disappears from tile after an anonymous user visits the cover page
Refactor solution (CC @adriana-rv)
Add test to demonstrate issue #412
Fix test and fix the way we deal with UUID removal

Previously we were removing the object's UUID directly in the for loop, but this was causing the modification of the original list and was causing errors. Now, if we found objects that need to be removed, we do this later.
Update changelog
Update code documentation
Add Traditional Chinese Translation.
Update Traditional Chinese Translation.
Use control panel API to access action object (CC @ericof)

Add test for the upgrade step also.
Cook resources on upgrade step

Both, CSS and JS resources were modified since last version.
Add screenshot of the site of the Presidency of Brazil (closes #390)
Preparing release 1.0a9
Back to development: 1.0a10
Reorder Javascript in layoutedit.pt to common sense order hoping to avoid 'TypeError: jss is not a function ... at line 313 of layout_edit.js'
deploy a demo instance of collective.cover to Heroku
Fix documentation
Use scroll only when needed
Refactor UpdateTileContent helper browser view to avoid returning the rendering of previous object in tile on AJAX calls
Fix RemoveItemFromListTile helper browser view to avoid failure to remove an object when the tile is not a List Tile but a subclass of it