Analytic and project wizard for services companies

Improve the view of analytic and timesheet lines for the project manager Add wizard to manage project and invoicing :

• Associate Analytic Lines to invoice (from an invoice or from analytic line directly)
• Dissociate Analytic Lines from an invoice
• Get all invoice from Project (with recurssion in child account)
• Get Analytic Lines from project (with recurssion in child account)
• Get Analytic Lines from an invoice for controlling
• Crearte a blank invoice from project (with related infos)