CONTINUATION is now called LVAR; corresponding functions are
renamed (e.g. SB-C::CONTINUATION-TYPE has become SB-C::LVAR-TYPE).
* added type deriver for ISQRT (thanks to Robert E. Brown).
+ * bug fix: better support for loading from the command line when an
+ initialization file sets (READTABLE-CASE *READTABLE*). (thanks to
+ Adam Warner)
* fixed some bugs revealed by Paul Dietz' test suite:
** the RETURN clause in LOOP is now equivalent to DO (RETURN ...).
** ROUND and FROUND now give the right answer when given very