Typo fixed in the manual.

2013-09-30  Jose E. Marchesi  <jemarch@gnu.org>

	* doc/sed.texi (Regular Expressions): Typo: implicity numbered ->
	implicitly numbered.
	Reported by Arthur Budco.
Set PATH_MAX to some constant in case it is not defined in system
headers.

2013-10-06  Jose E. Marchesi  <jemarch@gnu.org>

	* basicdefs.h (PATH_MAX): Defined to some constant in case it is
	not defined by system headers.
	* sed/utils.c: Do not include pathmax.h anymore.
	* bootstrap.conf (gnulib_modules): Do not use the gnulib module
	pathmax.
Modify documentation to note sed "-E" option, now in POSIX, for EREs.

2013-10-16  David A. Wheeler <dwheeler@dwheeler.com>

	* doc/sed-in.texi: Document "-E" option to use EREs.
	  GNU sed already supported "-E" as an undocumented synonym
	  for "-r", but "-E" is now in POSIX.
	  See: http://austingroupbugs.net/view.php?id=528.
	* doc/sed.1: Likewise.
	* doc/sed.texi: Likewise.
	* doc/sed.x: Likewise.
	* sed/sed.c: Likewise.