release bootstrap
Merge branch 'master' of github.com:brownplt/pyret-lang
add sk tutorial
reorganize and words
Merge branch 'master' of github.com:brownplt/pyret-lang
another bootstrap
Merge branch 'master' of github.com:brownplt/pyret-lang
delete accidental bogus files
Add set to test-harness
Working on Set documentation (including Wikipedia Venn diagrams)