Move counter specific and cooperator status specific to a module call beesdoo_worker_status
Remove dependency of beesdoo_base to beesdoo_shift
beesdoo_worker_status depends on beesdoo_base
Move all attendance sheet related code to a new module attendance sheet
Leave empty interface on beesdoo_shift to be implemented in other module to define
specific behavior of the counter and the status of the cooperator
This adds a configurable limit under which the regular worker is
unsubscribed. The regular worker is unsubscribed when the sum of his
shift counter and his compensation shift counter reach the configured
limit.
They become unsubscribe when the regular counter fall under a value that can be define in parameter
[FIX] don't show unsubscribed or resigning worker in the list of worker you can assign on a shift