Version 0.7.6
* Fix sync UI crash (#470620).
* Fix addins directory reference (#472670, Robin Sonefors).
* Fix HTML export CSS format (#463957, Tommi Asiala).
* Fix LGPL/GPL license problem in print code (#459697).
* Fix bonobo deprecation warning (#393249).
* Added better sync exception handling.
* Other bugfixes: #471260