MATSim Code

- renamed Facility to ActivityFacility, Facilities to ActivityFacilities
- renamed BasicFacility to BasicActivityFacility, BasicFacilities to BasicActivityFacilities
- recreated Facility and BasicFacility as simplified interfaces of (Basic)ActivityFacility
- recreated Facilities and BasicFacilities as simplified interfaces of (Basic)ActivityFacilities

moved org.matsim.api.basic.v01.facilities to org.matsim.core.basic.v01.facilities.

Now always writes 100% samples. Was done this way because only then does it work without a config.

hhs for benjamin

fixed potential null pointers in writer

first step of replacement of TravelTimeCalculator with LinkToLinkTravelTimeCalculator: most of the code is using the new class including tests however there are still some references to TravelTimeCalculator

check config's consistency in controler instead in parser