API Substitute Zend_Locale with Locale / NumberFormatter
API Substitute Zend_Date with IntlDateFormatter
API Added DBTIme::Nice12, FormatFromSettings
API Added Short() method to DBDate / DBTime / DBDatetime
API Add Date::getTimestamp()
API Added setSubmittedValue api for FormField
API Add second arg to base FormField::setValue()
API Major refactor of i18n into component data parts
API Implement Resettable interface to reset objects between tests
ENHANCEMENT Changed DBField::create_field return type to `static` to support better type hinting
ENHANCEMENT i18nTextCollector supports __CLASS__
API Implement enhanced pluralisation
Remove Zend_Translate and all Zend dependencies from i18n
Deprecated $context from i18n::_t()
Warn on missing default string for i18n::_t()
Enhancement add accessibility info to page number
Enhancement new font icons added, improve trash icon and increase icon size of close
Enhancement improve title of gridfield search trigger
Enhancement add title to button to open gridfield search and improve gridfield search styles
API Shortcode fails if no parent
API JQuery-UI classes removed
Enhancement centre actions tabs within dropup in more-actions
Enhancement fix IE input height issue and fix for safari of icons in buttons with hidden text (e.g. pagination)
Enhancement only show external link on hover
