Release 2.9

RELEASE NOTES:

Upgrade to PHP 7.1
Upgrade to SuiteCRM 7.10.7
New features:
- New modules: Delegations, Costs, Transportations.
- New modules Candidates, Candidatures, Positions, Recruitments.
- Duration of Sick Work Schedule can be shorter than 8h.
- Candidates can be added to Calls and Meetings.
- New MintHCM theme.
- Holiday Work Schedule can be accepted only by a supervisor.
Bugfixes:
- Start date for Spent Time cannot happen after End date.
- Security Groups subpanel added to Work Schedule module.