Added DsDbItem and DsDbTemplate for using deserialized data in tests
Changed the way the serialized item files are resolved and removed the need to specify the database name when creating DsDbItem/DsDbTemplate
Unit tests added for Sitecore.FakeDb.Serialization
Merge pull request #20 from hermanussen/master

Added DsDbItem and DsDbTemplate for using deserialized data in tests
Run Serialization tests in build scripts, added Serialization nuget package
Configured NCrunch for the Serialization project. Added readme notes
Fixed nuget package configs
Add integration test cases for the expected behavior around field propagation from the base templates
Recursively walk all templates the item iherits from to correctly propagate fields and standard values
Group standard values tests together to keep our tests less cluttered and more focused
Rough implementation of the proper fields storage so that standard values work as expected
Refactor item creation logic to properly initialize items InnerData and to simplify certain aspects of how we work with fields