• Added an authentication system.
• Various optimizations.
• Various documentation improvements.
• Added dbMaxLifetime configuration entry.
• Moved from Travis CI to Github Actions.
• Fixed a bug making duplicate log entries on error.
• Fixed a bug preventing language lines containing a dot to be retrieved.
• Fixed TestSuite.GetJSONBody() not working with structs and slices.
• Added TestSuite.ClearDatabaseTables().
• Added Config.Has() and Config.Register() to check for the existence of a config entry and to allow custom config entries valdiation.
• Added Request.BearerToken().
• Added Response.HandleDatabaseError() for easier database error handling and shorter controller handlers.