linux-wandboard (3.10.17): Bump SRCREV to 95f32b7

The following changes are made:
- Update SRCREV to 95f32b7
- Set the git URI in WANDBOARD_GITHUB_MIRROR to allow overide in
  local.conf

Signed-off-by: John Weber <rjohnweber@gmail.com>
linux-wandboard (3.10.17): defconfig changes

Several changes to defconfig including:
- Add CONFIG_CFLAGS and CONFIG_FHANDLE to allow for systemd support
- Enable Broadcom drivers by default
- Enable RFKILL support in kernel, this is necessary for Broadcom driver
- Enable user-space view of device tree in /proc/device-tree

Signed-off-by: John Weber <rjohnweber@gmail.com>