change to behavior of '&' in pattern substitution replacement string; fix for blank lines in multiline commands saved in command history

MANIFEST

@@ -148,10 +148,11 @@ redir.h		f
 bashtypes.h	f
 mailcheck.h	f
 xmalloc.h	f
-y.tab.c		f
-y.tab.h		f
-parser-built	f
 pathnames.h.in	f
+# order is important here
+y.tab.c		F
+y.tab.h		F
+parser-built	F
 builtins/Makefile.in	f
 builtins/alias.def	f
 builtins/bind.def	f
@@ -955,6 +956,7 @@ tests/assoc14.sub	f
 tests/assoc15.sub	f
 tests/assoc16.sub	f
 tests/assoc17.sub	f
+tests/assoc18.sub	f
 tests/attr.tests	f
 tests/attr.right	f
 tests/attr1.sub		f
@@ -1098,6 +1100,7 @@ tests/exp9.sub		f
 tests/exp10.sub		f
 tests/exp11.sub		f
 tests/exp12.sub		f
+tests/exp13.sub		f
 tests/exportfunc.tests	f
 tests/exportfunc.right	f
 tests/exportfunc1.sub	f