message: Fixed MacOS build
  xacc-quantum-py shared lib build config missed the `magic` rpath config.
diff: +set(LIBRARY_NAME xacc-quantum-py)
  +
  include_directories(${Python_INCLUDE_DIRS})
  include_directories(${CMAKE_SOURCE_DIR}/tpls/pybind11/include)
  -add_library(xacc-quantum-py SHARED xacc-quantum-py.cpp)
  +add_library(${LIBRARY_NAME} SHARED xacc-quantum-py.cpp)
  +
  +target_include_directories(${LIBRARY_NAME} PUBLIC . ${CMAKE_SOURCE_DIR}/quantum/plugins/utils ${CMAKE_SOURCE_DIR}/python)
  -target_include_directories(xacc-quantum-py PUBLIC . ${CMAKE_SOURCE_DIR}/quantum/plugins/utils ${CMAKE_SOURCE_DIR}/python)
  +target_link_libraries(${LIBRARY_NAME} PUBLIC xacc xacc-fermion xacc-pauli xacc-quantum-gate)
  -target_link_libraries(xacc-quantum-py PUBLIC xacc xacc-fermion xacc-pauli xacc-quantum-gate)
  +if(APPLE)
  + set_target_properties(${LIBRARY_NAME} PROPERTIES INSTALL_RPATH "@loader_path/lib")
  + set_target_properties(${LIBRARY_NAME} PROPERTIES LINK_FLAGS "-undefined dynamic_lookup")
  +else()
  + set_target_properties(${LIBRARY_NAME} PROPERTIES INSTALL_RPATH "$ORIGIN/lib")
  + set_target_properties(${LIBRARY_NAME} PROPERTIES LINK_FLAGS "-shared")
  +endif()
  -install(TARGETS xacc-quantum-py DESTINATION ${CMAKE_INSTALL_PREFIX})
  \ No newline at end of file
  +install(TARGETS ${LIBRARY_NAME} DESTINATION ${CMAKE_INSTALL_PREFIX})
  \ No newline at end of file
  