Added another test to demonstrate that there's something special about Nullable<T>, and it's not just its signature causing troubles.
Added another test to demonstrate that there's something special about Nullable<T>, and it's not just its signature causing troubles.

dlongest/AutoFixture,olegsych/AutoFixture,AutoFixture/AutoFixture,mrinaldi/AutoFixture,dlongest/AutoFixture,dcastro/AutoFixture,sean-gilliam/AutoFixture,hackle/AutoFixture,sergeyshushlyapin/AutoFixture,hackle/AutoFixture,sergeyshushlyapin/AutoFixture,amarant/AutoFixture,Pvlerick/AutoFixture,StevenJiang2015/AutoFixture,sbrockway/AutoFixture,amarant/AutoFixture,adamchester/AutoFixture,dcastro/AutoFixture,adamchester/AutoFixture,yuva2achieve/AutoFixture,yuva2achieve/AutoFixture,StevenJiang2015/AutoFixture,sbrockway/AutoFixture,zvirja/AutoFixture,olegsych/AutoFixture,mrinaldi/AutoFixture