Embeds #prerequisites anchor in Linux so we don't duplicate the details.
TBR=hcm,jcgregorio
NOTRY=true
DOCS_PREVIEW= https://skia.org/?cl=
1342263004
Review URL: https://codereview.chromium.org/
1342263004
Inside your Skia checkout, `platform_tools/android` contains the Android setup
scripts, Android specific dependencies, and the Android Sample App.
+You may need to [install other dependencies](./linux#prerequisites):
+
+ tools/install_dependencies.sh
+
Setup the Android SDK
---------------------
out/Debug/dm
out/Debug/SampleApp
-Prerequisites
+<a name="prerequisites"></a>Prerequisites
-------------
On a Ubuntu 12.04 (Precise) or Ubuntu 14.04 (Trusty) system, you can run