Merged ignore-fw-version

Branch for local builds

Ignores the version of the used Unit-Testing-Framework when resolving the Assertion-Exception

Upgraded to VS2010

Added conditional inclusion of references depending on unit-framework

Added Silverlight support (not completed yet, it need conditional inclusion of references)

Added DataContract serialization constratints

Minor (moved source of extension)

Removed usage of IClonable (Microsoft has decided it is too much for Silverlight)

added passing test to verify behaviour

Fix STE-6000 (Cannot Satisfy based on enum comparison)

Actualization to last Nunit released

Migrated to VS2010 and .NET FW 4.0 and provided SL4 support

Test demostrating the problem of double execution (in expression and then in the message)

ValueType comparison show compared values

Refactoring (delegation of values getters)

Refactoring (delegation of values getters)

ValueType equality show compared values

Ignore list

Check behavior of Empty when enumerable is null

Checked correct behavior when actual type id null for Attribute constraint

Checked exception for IncludedIn

Added passing test

Removed not-used/not-visible code

Added ValueOf and Value to and-chain of InstanceOf<T>