When the key filter is clicked once, it only displays private link. When it is clicked on again, it becomes red and only public links are displayed. Another click and all links are displayed. The current visibility status is shown in the search banner
Fixes#1030
- the default state for the login page's 'remember me' checkbox can now be configured
- adapted the default and vintage theme to consider the new setting
- added documentation for the new setting
Fixes#784
From now, searching for tags with an empty value will return only not tagged links,
with the search bar showing `x results [not tagged]`.
Note that using the api, the searchtags request parameter must be set to `false` to get the same result.
- [ ] Update API doc
Use php-intl extension to display datetimes a bit more nicely, depending on the locale.
What changes:
* the day is no longer displayed
* day number and month are ordered according to the locale
* the timezone is more readable (UTC+1 instead of CET)
