-Time-stamp: <2004-04-06 21:56:37 blp>
+Time-stamp: <2004-04-19 20:52:04 blp>
What Ben's working on now.
--------------------------
TODO
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+Add compression to casefiles.
+
Expressions need to be able to abbreviate function names. XDATE.QUARTER
abbreviates to XDA.QUA, etc.