Quick bit of logic/permissions rearrangement
Inline docs.
Remove the type hint for the `$atts` parameter. See http://core.trac.wordpress.org/ticket/23307.
Readme file.
Let's allow a `[sched.org]` shortcode in addition to `[sched]`
Merge branch 'master' of github.com:cftp/sched-embed
Clarify width option in readme.