moved in/outportvector from loopgroup to group
PortType now moved to core
addPort and removePort now need porttype parameter
extended port observer
observer now registers itself in module on creation
getInPortNames etc now const funcs
added multiple observers to module
cleaning observer
typo
reactivated grouptest
added loupgroup test
adapted checkSimulation to group output
fixed group stream check
added sim::isLinkingValid for checking
reset status to untouched when module checkedSuccessfully
remove module now virutal
init called if no view accessed & checkmoduleStream now in main thread (for port adding)