Jetpack: Shortcode: Twitter Timeline: Switched to esc_attr instead of casting id to an int. The ids from twitter are larger than an int can handle and sometimes being truncated improperly. See http://plugins.trac.wordpress.org/ticket/1877. Props ivankristianto


git-svn-id: https://plugins.svn.wordpress.org/jetpack/trunk@819501 b8457f37-d9ea-0310-8a92-e5e31aec5664