Redesigned Manifest/README

* Remotes
    -Changed to make more organized
    -Hybrid CM Remote so you can still push to their gerrit (hopefully) while using less words.
    -Point to our Repos.
* Removals
    -Darwin/Mac Build Tools
    -MIPS Device
    -Various AOSP Apps
* README
    -Edited README with TeamVoxive refs.

Change-Id: I390a9d68c1ff2f5ae2f5670fe33b821a6be75690