Oculus Mobile fixes

* Corrections to the Android getting started page, re: name scheme of the org.lovr.test app
* Too many monkeys. Reduce the number of monkeys

examples/Instancing/main.lua

@@ -3,6 +3,10 @@
 function lovr.load()
   MONKEYS = 1000
 
+  if lovr.headset.getDriver() ~= "oculusmobile" then -- That's too many monkeys!!!
+    MONKEYS = 700
+  end
+
   -- Create a ShaderBlock to store positions for lots of models
   block = lovr.graphics.newShaderBlock('uniform', {
     modelTransforms = { 'mat4', MONKEYS }

guides/Getting_Started_(Android).md

@@ -21,17 +21,17 @@ but there are lots of other guides on the internet for how to do this.  The key
 Install the APK
 ---
 
-Download the latest release version of the appsample apk from the [`lovr-oculus-mobile` release
+Download the latest release version of the test apk from the [`lovr-oculus-mobile` release
 page](https://github.com/mcclure/lovr-oculus-mobile/releases).
 
 Install it to the device:
 
 ```
-$ adb install /path/to/appsample-release.apk
+$ adb install /path/to/test-release.apk
 ```
 
 Try running it by navigating to the "Library" -> "Unknown Sources" menu of the headset and running
-the `org.lovr.test` app.  You should see LÖVR's "no game" screen with the logo.
+the `org.lovr.test` app.  You should see a message about how to upload files.
 
 Running a Project
 ---