message: change syntax to Bibtex
diff: @@ -132,7 +132,7 @@ A SNocs workspace is provided by GitHub user
  If you use CAF in a scientific context, please use one of the following citations:
  -```latex
  +```bibtex
  @inproceedings{cshw-nassp-13,
  author = {Dominik Charousset and Thomas C. Schmidt and Raphael Hiesgen and Matthias W{\"a}hlisch},
  title = {{Native Actors -- A Scalable Software Platform for Distributed, Heterogeneous Environments}},
  @@ -150,7 +150,7 @@ If you use CAF in a scientific context, please use one of the following citation
  journal = {Computer Languages, Systems \& Structures},
  volume = {45},
  year = {2016},
  - month = "April",
  + month = {April},
  pages = {105--131},
  publisher = {Elsevier}
  }
  