[NaCl SDK] AppEngine: update lua page and executable.

This new .pexe inludes fixes to nacl_io that fix issues
with readline.  The version of naclterm has also been
updated to the latest one in naclports.

R=binji@chromium.org

Review URL: https://codereview.chromium.org/67643002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@234186 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 234186