tools: adapt addpattern for WD's Range Extender

A few things had to be changed to add support for these devices:
 - support code patterns with 8 characters
 - new board definition for the range extender device

Patchwork: http://patchwork.openwrt.org/patch/4280/
Signed-off-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@38685 3c298f89-4303-0410-b956-a3cf2f4a3e73
ar71xx: add kernel support for the My Net Wi-Fi Range Extender device

This patch adds a new device definition for a
Western Digital device. The hardware seems to
be based on Qualcomm Atheros DB120 design.

Patchwork: http://patchwork.openwrt.org/patch/4281/
Signed-off-by: Christian Lamparter <chunkeey@googlemail.com>
[juhosg: refresh kernel patch]
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@38686 3c298f89-4303-0410-b956-a3cf2f4a3e73
ar71xx: add user-space support for the WD My Net Wi-Fi Range Extender

Patchwork: http://patchwork.openwrt.org/patch/4281/
Signed-off-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@38687 3c298f89-4303-0410-b956-a3cf2f4a3e73
ar71xx: build image for the WD My Net Wi-Fi Range Extender

Patchwork: http://patchwork.openwrt.org/patch/4281/
Signed-off-by: Christian Lamparter <chunkeey@googlemail.com>
[juhosg:
  - remove the Image/Build/CyberTANLZMA/loader macro, it is not used
  - move the MYNETREXT SingleProfile definition to the correct place]
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@38688 3c298f89-4303-0410-b956-a3cf2f4a3e73