[IMP] base, ir_sequence: removed ir.sequence.type object, added test for ir.sequence.date_range, refactored ir.sequence and ir.sequence.date_range implementation
[IMP] crm: change label of 'probability' field and display 'Customer' in search instead of 'Partner'
[FIX] CRM dependencies
[MIG]CRM: Migrated CRM into new API.

[IMP] improve code