Update studio landing page and add all-new install flow docs. bug: 27850063 (update system reqs for 2.0) bug: 27725026 (update download page for 2.0) bug: 23908299 (clean up download and get started) am: 9577d31 am: fc35cf2
am: 478463a

* commit '478463ac42fecf7811d0299005ebe1d800b3483b':

Change-Id: I1788b6e613ecd7ae3850dd5fc838787efab7387a