updates filename

CMakeLists.txt

@@ -412,7 +412,7 @@ set(hpp_for_lib
     ${PROJECT_SOURCE_DIR}/cpp/base.hpp
     ${PROJECT_SOURCE_DIR}/cpp/env_utils.hpp
     ${PROJECT_SOURCE_DIR}/cpp/fftw_interface.hpp
-    ${PROJECT_SOURCE_DIR}/cpp/bfps_timer.hpp
+    ${PROJECT_SOURCE_DIR}/cpp/turtle_timer.hpp
     ${PROJECT_SOURCE_DIR}/cpp/omputils.hpp
     ${PROJECT_SOURCE_DIR}/cpp/shared_array.hpp
     ${PROJECT_SOURCE_DIR}/cpp/spectrum_function.hpp