- Database namespace is now NadekoBot.Db

- Db related code is now in src/NadekoBot/Db
- Finished major part of the db refactor, but many optimizations are left to be made

src/NadekoBot/Db/Models/BanTemplate.cs

@@ -0,0 +1,8 @@
+namespace NadekoBot.Core.Services.Database.Models
+{
+    public class BanTemplate : DbEntity 
+    {
+        public ulong GuildId { get; set; }
+        public string Text { get; set; }
+    }
+}