v2.0.0

🎉 Features

• New file format .vhf which includes practice results (#57)
• Share vocabulary books without results
• New practice mode which asks for both languages (#53) by @jdelange22
• Dutch localization (#46) by @jdelange22
• Dutch special chars (#50) by @jdelange22

🪲 Bugfixes

• Special char keyboard focus (#51) by @jdelange22
• Statistics reset on book close (#47) by @jdelange22