* API: Fixed bug causing have_rows() to fail with PHP 7.2
* Core: Fixed bug causing "Add new term" form to hide after submit
* Core: Minor fixes and improvements
* Language: Updated German translation - thanks to Ralf Koller
* Language: Updated Portuguese translation - thanks to Pedro Mendonça
* Language: Updated Arabic translation - thanks to Karim Ramadan
* Language: Updated Spanish translation - thanks to Luis Rull Muñoz
* Language: Updated Persian translation - thanks to Majix
-Fixed an assortment of bugs found in 5.6.6