Moved GENERIC-IMPORT into TRANSPILER-IMPORT-FROM-ENVIRONMENT.
*PRINT-CIRCULARITES?* removed. Should be *PRINT-CIRCLE?* anyway.
Shortened identifiers.
Mark functions and variable as being defined.
Cleaned up.
Regard TRANSPILER-SAVE-SOURCES? and TRANSPILER-SAVE-ARGDEFS-ONLY?.
Fixe dtypo in status message.
Don't modify TRANSPILER-SAVE-SOURCES?.