Cleanup

* Remotes
    -Fix some CM Remote so you can still push to their gerrit (hopefully).
    -Removed old and no longer used "koush" remote
    -Fix Vox remote having CM's review URL.
* Build
    -More Mac OS Removals
    -Removed MIPS stuff

Change-Id: I672a7c8e72e33978d10e3225ccf83544370f2c01