v1.38

- XLS export added
- new right added to user : show him only his assigned tasks, he will not see tasks assigned to other people
- Big layout upgrade for better browser compatibility, and maintenance for the future
- added theme option with customization. Only current SOPlanning for the moment, new themes will come later
- added various user fields : address, phone, mobile, job, comment
- Added feature for Logo upload in the application/homepage header
- Summary below planning : display improved, and total time is now mixed (days and hours were separated in the past)
- Translations updated
- Some fixes on user rights
- Various small bugfix
- now possible to start task at 00:00 as start hour