[pkg-config] allow other libraries to find Orcania's info via "pkg-config liborcania --modversion" (it will allow Yder cmake-building to found Orcanias version).
[pkg-config] allow other libraries to find Orcania's info via "pkg-config liborcania --modversion" (it will allow Yder cmake-building to found Orcanias version).

babelouest/orcania,babelouest/orcania