History view added to shifts on site
Shift history per unit added
Add shifts with reward and payed at event option
Add rewardview to shift on site
Code style update
View open shift rewards on site
Merge branch 'dev-shift' of https://github.com/LitusProject/Litus into dev-shift

Pull code restyle
Add Payout button
Repair link view shifts other academic year
Some improvements
Shift AcademicYear fix
AcademicYear fix
Event shifts
event shift fix
Merge branch 'master' of https://github.com/LitusProject/Litus into dev-shift
Merge branch 'master' of https://github.com/LitusProject/Litus into dev-shift
Merge branch 'dev-shift' of https://github.com/LitusProject/Litus into dev-shift
Last shift date added
Reward options in config file
Small changes