DB Scripts and the first steps of the framework

This pull request contains:
- DB up to V.: P20130710 consiting of:
 - Tables: Account, Item, ItemType, ItemFieldData, ItemTypeField, Link, Version
 - Procedures: ClearDatabase, CreateItemType, CreateItemTypeField, DeleteItem, DeleteItemType, FindItem, GetItemById, ListItemTypes
- Initial C# Projects:
 - LivIo.Core
 - LivIo.Core.Annotation
 - LivIo.Core.Data
 - LivIo.Core.Data.DbUpdater
 - LivIo.Core.Environment
 - LivIo.Core.ExtensionMethods
 - LivIo.Core.Model
 - LivIo.Core.Tests