[CMake] fix globing and instalation of python/*.py

CMakeLists.txt

@@ -61,7 +61,7 @@ IF(BUILD_PYTHON_INTERFACE)
   FINDPYTHON()
   SET(BOOST_COMPONENTS ${BOOST_COMPONENTS} python)
   ADD_REQUIRED_DEPENDENCY("dynamic-graph-python >= 3.0.0")
-  SET(${PROJECT_NAME}_PYTHON_FILES python/*.py)
+  FILE(GLOB_RECURSE ${PROJECT_NAME}_PYTHON_FILES python/*.py)
   SET(PYTHON_INSTALL_DIR ${PYTHON_SITELIB}/${${PROJECT_NAME}_PYNAME})
   INCLUDE_DIRECTORIES(${PYTHON_INCLUDE_DIR})
   LINK_DIRECTORIES(${PYTHON_LIBRARY_DIRS})
@@ -126,7 +126,6 @@ INSTALL(TARGETS ${PROJECT_NAME} DESTINATION ${CMAKE_INSTALL_LIBDIR})
 
 IF(BUILD_PYTHON_INTERFACE)
   INSTALL(FILES ${${PROJECT_NAME}_PYTHON_FILES}
-    python/${${PROJECT_NAME}_PYNAME}/main.py
     DESTINATION ${PYTHON_SITELIB}/${${PROJECT_NAME}_PYNAME})
 ENDIF(BUILD_PYTHON_INTERFACE)