- add missing file "read.h" to the source distribution

cmd-line-utils/libedit/Makefile.am

@@ -23,7 +23,7 @@ libedit_a_DEPENDENCIES 	= 	@LIBEDIT_LOBJECTS@
 pkginclude_HEADERS =	readline/readline.h
 
 noinst_HEADERS =	chared.h el.h histedit.h key.h parse.h refresh.h sig.h \
-			sys.h tokenizer.h config.h hist.h map.h prompt.h \
+			sys.h tokenizer.h config.h hist.h map.h prompt.h read.h \
 			search.h tty.h
 
 EXTRA_DIST = makelist.sh np/unvis.c np/strlcpy.c np/vis.c np/strlcat.c np/fgetln.c