Better Call Fishing

Fixed barrel_config.yml generation.

1. Added support for ItemsAdder." 2. Barrel configuration moved to a separate file." 3. Fixed a bug where caught fish incorrectly interacted with a bucket in hand. More info: [GitHub](https://github.com/RubyHorizon/BetterCallFishing/releases…

Fixed long auto updates find.

1) Fixed Spigot servers compatibility. 2) Added Chinese translation (by Hikari). 3) The mechanics for adjusting the drop rates of items in the barrel, the barrel itself, and the dolphin have been changed. Now, fractional numbers can be used for more precise adjustments. ([config.yml](https://github.com/RubyHorizon/BetterCallFishing/blob/v2.… 4) The mechanics for catching the barrel have been changed. Now, the chance in the config affects the overall chance of catching it, rather than replacing an item with the barrel. 5) Some bugs fixes.

1) Fixed %current_version% bug. 2) Added German translation (by ZevKev). 3) Added Czech translation (by Brygy). 4) Added Ukrainian translation (by Salatosik). 5) Fixed /bettercallfishing reload command. 6) Added /bcf allias to /bettercallfishing command. 7) Changed name of catched barrel. 8) Added automatic updates of config files. 9) Added a chance to catch a dolphin.