for returnDeps and simulateMobilityNetwork, slim what is returned

[perblock]

Only return the varying parts from the state, i.e. the edgelist and omit all other state objects

[perblock]

• [x] change gofMobilityNetwork accordingly
• [x] change autoCorrelationTest accordingly
• [x] change scoreTest accordingly
• [x] change extractTraces accordingly

[perblock]

• [x] change readme and
• [x] example script after changes in gofMobilityNetwork