Revert "Not a hard float gcc toolchain"

This reverts commit 2930e04ed055036eefb21cc8b63894fd2c881d12.
Revert "Update to gcc linaro toolchain 2014.04 version"

This reverts commit f258a0e8a616cae0d6a4e66983c3c1c02392716b.
Newest cortex-a15 optimized toolchain
vfp: Cortex-A15 optimizations

Signed-off-by: LaboDJ <jacopolabardi@gmail.com>
arm: Cortex-A15 optimizations

Signed-off-by: LaboDJ <jacopolabardi@gmail.com>