* build: install cmake config files to enable cmake find_package
fix: destination for header files
build: clean up build system
build: also install port directory header files
build: fix name of header files
ci: add github actions
build: add bsd port
chore: fix typos
build: remove not deeded mstpsnap
ci: disable ctests as not corrently
ci: disable macos for the moment
build: print compiler versions in cmake
* build: do not build apps by default
* build: add missing slash
* build: add more options to cmake (#3)
* build: add more options to cmake
* chore: disable ipv6
* build: guard around apps for options
* build: fix link lib on windows