Addressed pragma(s) to suppress resharper code

issue.
Addressed the pragma once keyword.
Tested generic method support on MemberCollection.
Addressed supporting generic method

on MemberCollection.
Addressed supporting generic type

on MemberCollection.
Added the scenario tests for v2.9.0.
Slightly refactored MemberCollection.
Incremented minor version

in order to indicate that supporting auto generic on MemberCollection is
the new feature.