unit cotisation
Document ID for salary payment
Salary Payment Document ID
Merge pull request #171 from mbayopanda/recit_payment

Salary Payment Document ID
Reprint Invoice
Re impression des factures et recues
Payroll Arborescence
Re impression des factures et Payroll Tree
Preuve payroll
Merge pull request #174 from lomamech/preuvePayroll

Preuve payroll
Fixed all jslint syntax errors