bash: upgrade to version 4.1

from 3.2
version 3.2 is kept because it's the latest version
under GPLv2+

changes:
  - use 3.2.48 as base instead of 3.2
  - include upstream patches up to 051 for 3.2 and 007 for 4.1

Signed-off-by: Qing He <qing.he@intel.com>

meta/packages/bash/bash.inc

@@ -1,8 +1,11 @@
 DESCRIPTION = "An sh-compatible command language interpreter."
 HOMEPAGE = "http://cnswww.cns.cwru.edu/~chet/bash/bashtop.html"
-DEPENDS = "ncurses"
 SECTION = "base/shell"
-LICENSE = "GPL"
+
+# GPLv2+ (< 4.0), GPLv3+ (>= 4.0)
+LICENSE = "GPLv3+"
+LIC_FILES_CHKSUM = "file://COPYING;md5=d32239bcb673463ab874e80d47fae504"
+DEPENDS = "ncurses"
 
 inherit autotools gettext