test: clarified the names of the tests.
test: added the missing test.
refactor: retified the accidentally reversed code.
refactor: addressed the base types of IndirectReferenceAssertion.
build: moved all using directives into namespace blocks.
test: rectified the test to be valid test.
style: aligned the assembly arguments for restricting reference

assemblies.
docs: improved some XML documents in IndirectReferenceAssertion.
dev: Introduced DefaultFixtureConfigurationAttribute.
dev: Intrduced the new TestFixtureConfigurationAttribute class.
build: Addressed obsolete messages.
build: Incremented minor version,

to indicate that this renames some attributes more meaningful ones and
the old ones are made obsolete.