Automated DT boot report for various ARM defconfigs.

Boot test simply checks if kernel can boot to initramfs with busybox and run some basic commands (e.g. 'cat /proc/cpuinfo').

Tree/Branch: linus/HEAD Git describe: v3.11-9411-gc2d9572 Commit: c2d95729e3 Merge branch 'akpm' (patches from Andrew Morton)