+ - Delete object directories in Makefile clean.
+ - Fixed "Issue 4: Filehandle remains locked upon INCLUDE error".
+ http://code.google.com/p/pforth/issues/detail?id=4&can=1
+ - Fixed scambled HISTORY on 64-bit systems. Was using CELL+ but really needed 4 +.
+ - Fixed floating point input. Now accepts "1E" as 1.0. Was Issue #2.