Add c4cs to miscellaneous courses
@ -436,6 +436,7 @@ Courses
- [XML and Databases - WS 2011 - Universität Freiburg](https://electures.informatik.uni-freiburg.de/portal/web/guest/detail/-/modulnavigation/view/4006/12519/)
- [Unity3D Tutorials](https://www.youtube.com/playlist?list=PL5FMIyKmleRwYdMIuejPS5csShp237A3X)
- [MOOC: Matlab - Coursera](https://www.youtube.com/playlist?list=PLcKDPPOF93EvvBrgR852MU13zvS2ihTpR)
- [Computing for Computer Scientists - University of Michigan](https://c4cs.github.io)
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