A couple minor changes in response to code review.  Most significantly, changes exception type thrown on invalid use of `Which`.
Fix resources build errors
Merge pull request #99 from vossad01/FixNondeterminismInWhich

A couple minor changes in response to code review.
Fixed some warnings
Merge branch 'master' of https://github.com/dennisdoomen/fluentassertions.git
Merge pull request #105 from kevinkuszyk/fix-resources-build-error

Fix resources build errors