Track SM 4.8/4.9 androideabi Toolchains

* This commit:
1) Replaces Google 4.8 with SM 4.8.4
2) Adds SM 4.9.3 for the sake of testing
3) Will make the ROM sprout Wings and fly like and Eagle (I'm completely serious here)

Signed-off-by: Chet Kener <Cl3Kener@gmail.com>
Change-Id: Id5596d28440a025f9db7c58bb8326fcf55789fb2
Merge "Track SM 4.8/4.9 androideabi Toolchains" into lollipop