Rename solution directory to Elwig

Elwig/Models/Branch.cs

@@ -0,0 +1,17 @@
+using Microsoft.EntityFrameworkCore;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace Elwig.Models {
+    [Table("branch"), PrimaryKey("ZwstId")]
+    public class Branch {
+        [Column("zwstid")]
+        public string ZwstId { get; set; }
+
+        [Column("name")]
+        public string Name { get; set; }
+
+        [InverseProperty("Branch")]
+        public virtual ISet<Member> Members { get; private set; }
+    }
+}