No more tabs in option pickers
no more quote button when the response ajax is avaiable
Heavy modifications to the Dashboard/job app:
Includes:
- graphical mod and cleaning.
 - Completeness of task up wich completeness of stage and job is calculated.
- Email sending via task.
- Minor fixes in task form

Todo:
1 Maybe the Job model should be in one to one rel with Order model
2 Should remove a lot of useless view classes