MATSim Code

move MapUtils to org.matsim

I use it a lot, and ivtExt is not enough anymore, if I want to use it
from contrib. It might be useful to others, and is pretty harmless.

document

fix error in Intellij

somehow the return Type was not well identified (even though it compiles
in mvn and eclipse)

do not add analysis listenner lying in ivt playground

Initial commit of the carsharing contrib

inline only use of abstract class

make internalization configurable from config by default

start refactor internalization to remove dependency on GroupReplanningConfigGroup

solve illegal package dependencies

consolidating code, preparing first serious experiments