u-boot-boundary: update to v2014.01

Update to v2014.01 release as described in this post:
	http://boundarydevices.com/u-boot-2014-01/

The primary new feature is USB OTG support, but this
release also includes a re-structuring of the pin-muxing
constants in preparation for SPL boot.

Signed-off-by: Eric Nelson <eric.nelson@boundarydevices.com>
u-boot-script-boundary: update to match v2014.01 release

The only difference in the boot script for this release is
the inclusion of support for reading environment variables
through uEnv.txt at the start of the boot script.

Signed-off-by: Eric Nelson <eric.nelson@boundarydevices.com>