unify cmake style for cppgsl detection
There appear to be two styles about including gsl/span
. The one using find_package(cppgsl)
appears to be the more proper one to me (and also is the newer one according to revision history).
There appear to be two styles about including gsl/span
. The one using find_package(cppgsl)
appears to be the more proper one to me (and also is the newer one according to revision history).