update .gitignore

Change-Id: I572ad48e7dec4f0cbafa40ba2f9ee332a520bcfb
Update host linux toolchain to gcc 4.8

Modified for SaberMod host

This patch ensures the build system uses the prebuilt gcc-4.8 toolchain
when building host Linux binaries, instead of the gcc-4.6 one.

Change-Id: I7b449650714ba4314a780827e0243f2af40ec82c
Signed-off-by: Paul Beeler <pbeeler80@gmail.com>
Add graphite flags

Change-Id: I90bd416e800936b2130b82246fe0fd047774d466
Signed-off-by: Paul Beeler <pbeeler80@gmail.com>