add built script
Disable libquadmath for the time being, Android doesn't need it and it doesn't compile without further tweaking

author  Bernhard Rosenkraenzer <Bernhard.Rosenkranzer@linaro.org>
disable PPL version check in binutils

author  Bernhard Rosenkraenzer <Bernhard.Rosenkranzer@linaro.org>
Install libisl when building CLooG

author  Bernhard Rosenkränzer <Bernhard.Rosenkranzer@linaro.org>
Force-enable threads and plugins in gold

author  Bernhard Rosenkraenzer <Bernhard.Rosenkranzer@linaro.org>
Use --disable-libatomic for gcc

libatomic can't currently be built for Android, breaking
the gcc trunk (4.8) build process.

author  Bernhard Rosenkraenzer <Bernhard.Rosenkranzer@linaro.org>
build script: enable gold