package: zxing: add the barcode reader example in makefile

Signed-off-by: Josh Wu <josh.wu@atmel.com>
at91sam9: remove the zxing example package as miss libiconv component

Since libiconv is depend on the BR2_ENABLE_LOCALE, which is not selected
on the at91sam9 and at91sam9g45ek config. We disable the zxing package
for now.

Signed-off-by: Josh Wu <josh.wu@atmel.com>
package: gst-plugin-good: handling v3.7 or higher Linux Kernel return value

Signed-off-by: Josh Wu <josh.wu@atmel.com>
Merge remote-tracking branch 'upstream/master'

Upgraded the Buildroot repo with the latest from Atmel.
Disabled zxing since it now breaks the build

See also commit 755f1c1 dated 2014-01-29 13:08:42 by Josh Wu from Atmel.
Turned off the Qt mouse cursor on LCD panel

Enabled BR2_PACKAGE_QT_MOUSE_NO_QWS_CURSOR. The make menuconfig option follows:

   BR2_PACKAGE_QT_MOUSE_NO_QWS_CURSOR:

   Do not show the mouse cursor in QWS.

   Symbol: BR2_PACKAGE_QT_MOUSE_NO_QWS_CURSOR [=y]
   Type  : boolean
   Prompt: Hide the mouse cursor
     Defined at package/qt/Config.mouse.in:20
     Depends on: BR2_PACKAGE_QT [=y] && BR2_PACKAGE_QT_GUI_MODULE [=y]
     Location:
       -> Package Selection for the target
         -> Graphic libraries and applications (graphic/text)
           -> Qt (BR2_PACKAGE_QT [=y])
             -> Mouse drivers