- Added sound_volume, sound_pitch, and sound_enabled formats for timer configs
- Added the save_state_timers setting in config.yml; the plugin will save the timer status when the server is shut down
- Added new modifiers: sound, sound_enable, sound_pitch, and text (usable with /vct modify)
- Added timer specifications for placeholders: %vct_timer_hhmmss:<timer_id>%
- Added the ability to update in-game timers using /vct modify
- Change to the barcolor modifier, now called bossbar_color
- Improved the config.yml: you no longer have to delete config.yml with each new version; new settings will be added to your existing config.yml
- Improved server performance; it should now be much better optimized on servers
- Improved the internal code of VCT; is now cleaner and more readable than before
- Removed the timer_sound_enabled setting in config.yml; it is now part of the timer configs

Everything is documented on the Wiki, so go check it out!