Ubuntu 14.04 update + copyright updates + README cleanup

 - Packages: update and add several packages needed for compiling Android on Ubuntu 14.04 LTS
 - ADB: use ADB package from stock Ubuntu package repositories (android-tools-adb)
 - Fastboot: add fastboot to the list of packages to install (android-tools-fastboot)
 - Copyright: update copyright spacing and year on several files
 - README: clean-up