1f8c72dabfa678bdc514e16a537ec16fc1319a8a

added box tests

301f057c5f047a7e89d22b666582405bf7f17d94

break up test_ray.rb into appropriate files

a6e49d8f667adfce0880c11d4a0b8304748ab2e3

fan

387a4fb45d0abbf87d731372ea73f57a657e721e

added fan.rb

48e4d232dc5845a83272e26bb2907e532698aad2

test

0cdcced8e969f38319c6d5284069063cd1bd0c12

second commit

205bdc79e460a8f31fce8097a22df7bfb15a2de2

change group list display format

2eb79304884b823fd2e7a0c919325b5940d1508d

fix test failures

504ac9ebd1f2ac09627b0bcfb0069a695c32b957

note membership not initialized