Possible implementation
Merge remote-tracking branch 'origin/master'

Conflicts:
	src/BionicUniversity/VolodymyrVasylyk/HW3/Translator/MediaClasses/AbstractMedia.php
	src/BionicUniversity/VolodymyrVasylyk/HW3/Translator/MediaClasses/Book.php
	src/BionicUniversity/VolodymyrVasylyk/HW3/Translator/MediaClasses/LanguageTrait.php