Merge pull request #76 from fdelapena/master

Add pkg-config support and install headers in includedir/liblcf/ folder
Merge pull request #77 from fdelapena/master

Fix pkg-config missing own library definition
add install target to cmake build method
add pkg-config file generation
Merge pull request #78 from carstene1ns/master

install target and pkg-config file generation for cmake build