Sets: minor doc change.
Give keyword highlighting to semicolons.
(So they are the same color as 'end')
some primitives for bootstrap
Merge branch 'master' of github.com:brownplt/pyret-lang
make animate work in CT contexts
adding support for pipe-form if expressions
strings escaped
plus, minus, times, divide as functions
no more cs173
pretty printing bugfix in headers
ids for whalesong in the correct env, and rename builtins in tests

closes #152
infrastructure for parse testing, and add new node for importing types
intermediate state
fix silly issues setting up new bootstrap for type namespace import
merge ast fix from spinnaker
intermediate merge, a wizard would squahs this
Merge branch 'new-world' into ann-check
initial unbound checking and annotations just for ids
contracts file
someinitial tests for types