Created a base window, it has the ability to import and export words to CSV
Added support for my html representations of the word lists
Added export to kvtml, a new class KvtmlConvertorDialog was introduced for that
Adding automatic download of audio files, that is executed in a separate thread
Extracting QtCore.QCoreApplication.translate to a method, removing some unneeded comments
Merge branch 'master' of github.com:ivajloip/worl-learn-helper