Add CSS classes for more fine-grained styling

 1. fce-cols-day-header
 2. fce-cols-col-header

Add support for displaying a single column

Bug fixes and better integration with fc-rightclick

Update version in JS file.

Clean up code and bump version number to 1.9.

Bump version number to 1.8.

Bump version number to 1.7.

Add support for column headers (issue #1).

Bug fix for more than 7 columns, suggested by @gretaq.

Fix previously broken support for FullCalendar's eventMouseover and e…

…ventMouseout events.