[FIX] im_chat : fix undefined functions (momentjs and im_chat.js)
[IMP] project: kanban customization
- stage model (project.task.type): add fields holding the eventual specific
legends for kanban states and star (priority) management
- project: task now have labels; you may use project to hold trainings
instead of tasks.
- project form: use label field on tasks statinfo to use the label
- project.task form: use kanban state customization using states_legend option;
- project.task kanban: use kanban column and kanban state cuztomization
using group_by_tooltip and states_legend options
- project_issue: issues now have labels, like tasks.
- issue: same kanban custo as for tasks
- update data and demo data

[IMP] web: statinfo widget now take an optional label_field option allowing
to have strings coming from another field present in the form view
[IMP] crm: kanban customization
- stage model: add field holding the eventual specific legends for kanban
tates and star (priority) management
- crm.lead kanban: use kanban column using group_by_tooltip
- update data and demo data
[IMP] hr_recruitment: applicant kanban customization
- stage model: add field holding the eventual star (priority) management
+ updated applicant kanban view
[FIX]sales_team: sparkline bar should be align to its relevant item, apply gruop base.group_no_one on 'code' field, used many2many_kanban widget to display team members in kanban box, and improve the form view of sales team.
[IMP]crm: added function field calls_count into crm.lead to count the number of calls, improve form view of lead and opportunity, added new subtype Opportunity created, and added help to message_bounce field.
[IMP]sales_team,crm: imporved kanban view of sales team and fixed the issue of meeting is not linked to opportunity.
[IMP]crm: remove create quotation button keep only 'convert to quotation' button, and fix issue of comapign_id, medium_id, source_id not set in quotation when it create from Opportunity.
[FIX]crm,sales_team:fixed the issue of Sales Team Kanban Stages have NO impact on the opportunities stages and improve sales team kanban view.