Features
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* New, responsive, theme.
* Board templates (save board as template, create board from template).
* Shared boards (public boards that are advertised on home pages).
* Optional identicons.
* Various UX improvements.
* More control upon image backgrounds.
* Week view in calendar.
* No more "Synchronization errors"; replaced by auto-refresh.
* Performance improvements, lower latency.
* New wysiwig editor.
* Turkish language support.
* Japanese language support.
* Many, many bug fixes.
Developer
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* Cleaner Card code.
* Card plugin extensions.
* Service injection.
* Pluggable theme.
* Reorganised authentication modules.