0.pre7.50:

0.pre7.50:
	deleting more old byte-compiler/byte-interpreter stuff..
	..find . -name *.lisp | xargs egrep -i 'byte.*interp'
	..and egrep -i 'interp.*byte'
	..and egrep -i 'byte.*component'
	..and egrep -i 'interpreted-frame'
	..and egrep -i 'byte.*code'
	..and egrep -i 'byte.*fun'
	..and egrep -i 'byte.*closure'
	..no longer need POSSIBLY-AN-INTERPRETED-FRAME or
		FRAME-REAL-FRAME, and some nearby debug-int.lisp stuff
		gets simpler too
	s/"Returns /"Return / in doc strings (and impatiently try to
		make corresponding grammatical changes too)
	s/immediate-types/*immediate-types*/
	s/function-header-types/*function-header-types*/