Updating GravatarHash to lowercase because upper apparently doesn't work (#619)
Updating GravatarHash to lowercase because upper apparently doesn't work (#619)

* Add Matt Crombie to authors

* Update GravatarHash to lowercase because apparently upper doesn't work

planetxamarin/planetxamarin,planetxamarin/planetxamarin,planetxamarin/planetxamarin,planetxamarin/planetxamarin