Epoll wrapper + selectors module.
Epoll now works.
Adds AllChars constant to strutils.
Adds note about manual memory handling to GC doc.
Fixes #848.
Finished logging module.
Punctation -> punctuation.
Punctation -> Punctuation; fix remaining typos.
Merge pull request #851 from EXetoC/highlite-typo

Punctation -> punctuation.
Avoids raising exceptions in tryInsertID.
added Cartesian product
forgot to export product
product more robust against empty input
sets equivalence
bugfix: object constructor doesn't allow 'distinct' types
documented new symbol binding rules for templates
Fixes wrong slurp path in tester.
corrected docs and tests
case consistency for evalffi
case consistency for evalffi