[Date Picker View] Fix wrong calendar data in the Islamic calendar.
[Date Picker View] Fix wrong calendar data in the Islamic calendar.

Fixes #79.

whatsahoy/RSDayFlow,lammertw/RSDayFlow,emiliopavia/RSDayFlow,benjaminhorner/RSDayFlow,ruslanskorb/RSDayFlow-Mirror,akshitaagarwal1/RSDayFlow,ruslanskorb/RSDayFlow,benjaminhorner/RSDayFlow,ruslanskorb/RSDayFlow