Added Vehicle,Driver,DriverDb and Vehicle classes which add,edit,delete vehicles and drivers and also assigns a driver to a vehicle.I made changes to some classes to make it compatiable with JDK 1.6.
Merge branch 'master' of git@github.com:CoachLab2013/MMS.git
Made minor changes to DeathCall and DeathCallDb classes.
Minor changes to DeathCall and DeathCallDb.