Rename solution directory to Elwig

Elwig/Documents/BusinessDocument.cshtml.cs

@@ -0,0 +1,24 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Elwig.Models;
+
+namespace Elwig.Documents {
+    public abstract class BusinessDocument : Document {
+
+        public BusinessDocument(string title, Member m) : base(title) {
+            Member = m;
+        }
+
+        public Member Member { get; set; }
+
+        public string Address {
+            get {
+                // TODO Name/Rechnungsadresse
+                return $"{Member.GivenName} {Member.FamilyName}\n{Member.Address}";
+            }
+        }
+    }
+}