Add WKU Epi Game dataset files #154

Job	Run time
build-pkg	2m 50s
windows-latest (release) (valgrind:)	11m 18s
macOS-latest (release) (valgrind:)	6m 20s
macOS-latest (devel) (valgrind:)	5m 24s
ubuntu-latest (release) (valgrind:)	6m 1s
ubuntu-latest (devel) (valgrind:true)	23m 6s
ubuntu-latest (devel) (valgrind:)	6m 42s
	1h 1m 41s

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