Changelog:

• Completely rewritten
  • Performance improvements
  • Bugfixes (and maybe add some new bugs to fix later)
  • A more flexible code design that should allow this plugin to grow even further
• More customizations
  • Every message can be changed or disabled
  • Every message sent to the client can be a json (this means you now can define texts for hovering and click actions)
  • Messages work with name or display name, you are no longer forced to display names
  • Messages now have more placeholders and they are proper named to make it easier to adjust stuff
  • Every message can be sent to the client as chat message, action bar message, title, subtitle message, the send method can be configured for every single message
  • There are lots of new messages and config options
  • Every command, sub-command and flag can be translated
  • Every range check can now be: disabled, same-world or a range
  • Optional colored heart showing the marriage status (gray = unmarried, red = married)
• Allows multiple partners (players now can marry more than one player, needs to be enabled in the config)
• New commands
  • Hug
  • Seen
  • Version
• API that allows other plugins to interact. (the API is so powerful that 90% of the plugins features are implemented only using functions from the API)
• New database type: SQLite (replaces Files, your old data will be converted automatically)
• Console log now comes with colors
• More robust and faster database back-end
• New config file with comments!!!
  • You no longer need to open a extra documentation page in your browser to know what a value is doing and what is allowed
  • Comments stay when the plugin changes something in the config file
  • Your old config will be automatically converted into the new format
• Support for Placeholder-APIs, provides placeholders to MVdWPlaceholderAPI and Clip's PlaceholderAPI

No longer supported:

• Java 7
• Minecraft versions below 1.7
• Vault version below 1.4
• Minepacks version below 1.17.7

Checksum:
MD5: c45db7a4eefa3a952ec54d71a3f584a8
SHA-1: fb03f51a484e6226daa2294ba47a4ef9800bb8b0

Thank you to every one who tested and gave feedback on the preview builds!