v0.10 - Use Kotlin, timer improvements

New

• The project was converted from Java to Kotlin, if you notice issues please report them! #157 (thanks to @Doomsdayrs for the input)
• [Timer] The ringtone now plays in a loop for 30s, or until the user interrupts it

Improved

• Capture errors when generating output
• Target Android 13 Tiramisu (API 33)

Localization

• Add Czech language #149 (thank you @kri164!)
• Add Slovenian language #170 #171 (thank you @pro1mantis!)
• Translate navigation, current time and timer to German #156 #158 #159 #160 (thank you @sl1txdvd!)