public Board(XElement data)
{
Name = data.GetCleanName();
widgets = data.Elements().SelectMany(group => group.Elements().Select(x =>
new Widget
{
Board = this,
Group = group.Name.LocalName,
Title = x.GetCleanName(),
Colour = x.GetValue <string>("@colour"),
Feature = Feature.FindByRef(x.GetValue <string>("@feature")) ?? throw new Exception("Feature not specified!"),
Settings = Feature.FindByRef(x.GetValue <string>("@settings"))
})).ToList();
