Message 202559 - Python tracker

* Updated setuptools
* Updated pip to the latest development snapshot
* Installs default to installing easy_install-X.Y, pipX, and pipX.Y
* Added --altinstall which only installs easy_install-X.Y and pipX.Y
* Added --default-install which installs easy_install, easy_install-X.Y, pip, pipX, and pipX.Y