add sdk
Revert "alert"

This reverts commit 8845cdbba1f2efe26d2e57dff652baadb9be8306.
revert and commit

Total 6 (delta 4), reused 0 (delta 0)
-----> Git submodules detected, installing
       Submodule 'sdk'
(https://github.com/facebook/facebook-php-sdk.git) registered for path
'sdk'
       Initialized empty Git repository in
/tmp/build_3iybuunmydeje/sdk/.git/
       Submodule path 'sdk': checked out
'98f2be163c96a51166354e467b95dd38aa4b0a19'
-----> PHP app detected
-----> Bundling Apache version 2.2.22
-----> Bundling PHP version 5.3.10
-----> Discovering process types
       Procfile declares types -> (none)
       Default types for PHP   -> web
-----> Compiled slug size: 9.9MB
-----> Launching... done, v89
       http://lislog.herokuapp.com deployed to Heroku

To git@heroku.com:lislog.git
   8845cdb..569a02c  master -> master