Revert "first stage of PC-Interface-implementation ..."

This reverts commit ef552bd4694e0bb1a51aa359049c53c1001f4093.
Revert "alpha5 - added live-position-tracking"

This reverts commit f9628fccefb7607465c541bf4a4c643067e235da.
Revert "alpha 4 ..."

This reverts commit cbf618eb1b5d1fff87c0c515f95837e2b1481df6.
Revert "Update README.md"

This reverts commit 473ed1f343a7a03b4080c64f6b69633ed1406baf.
Revert "Update README.md"

This reverts commit 8853286f87be347c28ae974dc842b20d0c105b25.
Revert "working on some steps/[mm/in]-things ..."

This reverts commit 971667da9d70de0f7177c74bd8665cd91a9e1ef5.