Fixes slot scheduling drop down thing....
Fixes slot names on automatic slot scheduling.
Fixes previous change.
Remove whitespace around buttons
colspan++
Fixes right hand edge border issue
Fixes right hand border colour issue
Making all the borders match
Stylises the buttons
Removes unnessessary  .break right edge
In-progress version of sequential place assignment
Limits button styling to tfoot only
Change hypen for en dash
Tidy
Format thead buttons
Cull &mdash; in exchange for &ndash;
Impoves Slot Scheduling descriptive text
Adds extensive help infoormation
Adds support for toggling on signup/mandatory attendance
Moves <hr> styling out of inline