factor

Author	SHA1	Message	Date
Slava Pestov	05f47c1aaf	Prettyprinter now emits assoc-form tuples unless boa-tuple? is on	2008-09-06 03:23:54 -05:00
Slava Pestov	52f586877f	More data structure cleanups	2008-08-06 19:01:17 -05:00
Slava Pestov	efb6c73f28	Move persistent collections to basis	2008-08-06 04:59:58 -05:00