* use imported targets where possible

also for the export

* cmake: remove explicit definitions for downstream projects

* increase minor version

will be done for all projects using cmake-exports

* remove --export-dynamic linker flag

because it makes no sense for libs

This is the implementation for the specification change done in a recent
commit.

Jens Georg authored 2 years ago and Martin Christoph Hierholzer committed 2 years ago

Move the config module to the proper level for matching up with the
device