Verifying SElectMany().Count(where) behavior. Closes GH-572
Verifying SElectMany().Count(where) behavior. Closes GH-572

ericgreenmix/marten,ericgreenmix/marten,JasperFx/Marten,ericgreenmix/marten,JasperFx/Marten,ericgreenmix/marten,mysticmind/marten,JasperFx/Marten,mysticmind/marten,mysticmind/marten,mysticmind/marten