remove mat from include

Author: rok-cesnovar

src/cmdstan/command.hpp

@@ -40,7 +40,7 @@
 #include <stan/services/experimental/advi/fullrank.hpp>
 #include <stan/services/experimental/advi/meanfield.hpp>
 #include <stan/math/opencl/opencl_context.hpp>
-#include <stan/math/prim/mat/fun/Eigen.hpp>
+#include <stan/math/prim/fun/Eigen.hpp>
 #include <boost/date_time/posix_time/posix_time_types.hpp>
 #include <fstream>
 #include <sstream>