Clarified nuspec files to specify dependencies explicitly.
Installed AutoFixture.Xunit to Experiment.Xunit.
Installed AutoFixture.Xunit to Experiment.Xunit.UnitTest.
Implemented ParameterCustomization.
Renamed IndirectReferenceAssertion to NotExposedReferenceAssertion.
Refactored assembly tests.
Addressed release notes for v3.0.0-beta03.