[NaCl SDK] Make the SDK examples buildable as a packaged app.

native_client_sdk/src/examples/hello_nacl_io/example.dsc

Index: native_client_sdk/src/examples/hello_nacl_io/example.dsc
diff --git a/native_client_sdk/src/examples/hello_nacl_io/example.dsc b/native_client_sdk/src/examples/hello_nacl_io/example.dsc
index 8f6f75919b72376d4e962e1cb5bd85a6d5187e26..8a4bc0b62d4219d9b37eb9e824f8365b33c70eae 100644
--- a/native_client_sdk/src/examples/hello_nacl_io/example.dsc
+++ b/native_client_sdk/src/examples/hello_nacl_io/example.dsc
@@ -21,11 +21,5 @@
   'DEST': 'examples',
   'NAME': 'hello_nacl_io',
   'TITLE': 'Hello, Nacl IO!',
-  'DESC': """
-The NaCl IO example demonstrates mapping standard FILE such as fopen,
-fread, fwrite into mounts by linking in the nacl_io library.  This allows
-developers to wrap Pepper API such as the File IO API or URL Loader into
-standard blocking calls.""",
-  'FOCUS': 'Using NaCl IO.',
   'GROUP': 'Concepts'
 }