fix problem on determination of which user is entering the cabin
fix bug by not staying opened if direction NIL
try to kill jetty logs
add getter for GoTo for status
add building
improve algorithm
fix logback config, NPE in status, remove unused variables
fix problem of too many commands
correct ugly bug and take real users in the building
put time in a clock
 Route calls to the correct cabin respecting the following rules :

-first check direction is same between call and elevator (pick the first elevator to match this)
- if not check call is in direction of the elevator (pick the first elevator matching this)
- if none of the above, pick less crowded elevator and hope for the best
give floor information to CallRouter
refactoring, cleanup and coverage
implement distance calculation in Elevator
add building
delete unused vip mode
route calls using distance