[IMP] crm: business model cleaning

Models renamings:
- crm.case.stage becomes crm.stage
- crm.case.section becomes crm.team

Model split:
crm.case.categ has been splitted into:
- crm.phonecall.tag
- crm.lead tag
- crm.claim.tag
- crm.helpdesk.tag

Models removal:
- crm.payment.mode
- crm.segmentation
- report.crm.case

Removal of the crm_profiling module

(all these refactorings have been done in order to ease new API
migrations)
[FIX] readd get_view_id to viewmanager (webclient)

it was removed in the refactoring of the action/viewmanager, but somehow
was not readded.  This is now done, and should prevent a few crashes.
[MIGRATED] website_forum: migrated website_forum into new api + solved some bugs
[IMP] website_forum: removed unnecessary imports
[IMP] website_forum: improved badges access for anonymous user
[IMP][webiste_forum] improved functions, replaced most of api.one with multi, solved some bugs
[IMP+FIX][website_forum] fixed issue of assets, removed all karma releted fields
[REVIEW] Reviewed code.