Bring in toolchains and patched repos

-Update repos with patches for gcc-4.8 sabermod toolchains
-Fetch the toolchains

Signed-off-by: Paul Beeler <sparksco@gmail.com>

Fix derp

Signed-off-by: Paul Beeler <sparksco@gmail.com>

Fix repo sync

Signed-off-by: Paul Beeler <sparksco@gmail.com>
Fetch the STS kernel sources for Nexus 4 (mako) and Nexus 5 (hammerhead)

Signed-off-by: Paul Beeler <sparksco@gmail.com>