Schedule functionality now working

The schedule method in User.rb is operational. It will soon be moved
out of the User.rb and into its own separate class.
jquery UI Datepicker added

The jquery UI feature Datepicker was added to the deadline_date input
box on Tasks
Countdown for jQuery was updated to version 1.6.3

…from 1.6.0
Before_filter added in User controller

When User is created or updated the user’s work_shift’s start_time gets
converted to an int
Application locale and mail settings updated
Client and work_shift tables updated

Time and date formats changed
Design updates

Spans added and revised (using the Twitter bootstrap), time and date
displays updated, etc