Added acknowledgements to BMWi
*Add reference to BMWi in Acknowledgements section

*Add Peter Remmen and Roozbeh Sangi as authors
*Get rid of some ASCII errors in various models
Related to #41, I deleted cardinality in VarAirExchange and replaced .stream by assert
changed withWindows, withOuterwalls and withInnerwalls to checkBox
Merge pull request #42 from RWTH-EBC/issue41_remarks

Related to #41
Merge pull request #39 from RWTH-EBC/issue38_acknowledgements2

*Add reference to BMWi in Acknowledgements section