add new documentation for installing the new winusb driver.
also add a link to the HTC support site for ADP flashing
and remove references to the G1 and generalize to "consumer devices"
Merge commit '1f4dd5d6ca82bee7c2ac257d61b373f80dcc1354'
* commit '1f4dd5d6ca82bee7c2ac257d61b373f80dcc1354':
AI 150106: Add gcc/gmake/cygwin details to NDK sys requirements
AI 150083: Minor updates to the ndk docs based on approved messaging.
AI 150055: In Icon Guidelines doc, remove example icons that are not accessible to apps.
AI 150054: Misc changes for the sdk/devsite docs
AI 150008: update the Google IO announcement, point to session videos.
