Sam Tobin-Hochstadt f163787145 Update `trace' docs. ... - Move trace implementation to racket/trace. - Move documentation to new Debugging section in Reference. - Add example. original commit: 12f30cf4782d6baa4707f05f95c9e19021685d66		2010-06-27 19:17:04 -04:00
collects	Update `trace' docs.	2010-06-27 19:17:04 -04:00