Log message

Started to add object validators. Still not sure if the belong as a part of
valy.

	Add	/Sources/valy/sources/valy.tests/ObjectValidaors/ObjectIsOfTypeValidationFixture.cs	diff
	Add	/Sources/valy/sources/valy.tests/ObjectValidaors/ObjectNotNullValidatorFixture.cs	diff
	Modify	/Sources/valy/sources/valy.tests/valy.tests.csproj	diff
	Modify	/Sources/valy/sources/valy/Exceptions/ValidatorInitializationException.cs	diff
	Modify	/Sources/valy/sources/valy/Validators/BaseValidator.cs	diff
	Add	/Sources/valy/sources/valy/Validators/Object/IsDerivedFrom.cs	diff
	Add	/Sources/valy/sources/valy/Validators/Object/IsOfType.cs	diff
	Add	/Sources/valy/sources/valy/Validators/Object/NotNull.cs	diff
	Modify	/Sources/valy/sources/valy/valy.csproj	diff