moved cpplint in 3rdparty

Former-commit-id: abccea7438

CMakeLists.txt

@@ -332,6 +332,6 @@ add_custom_target(memcheck-functional-tests valgrind --leak-check=full --show-re
 add_custom_target(memcheck-performance-tests valgrind --leak-check=full --show-reachable=yes ${PROJECT_BINARY_DIR}/storm-performance-tests -v --fix-deadlocks DEPENDS storm-performance-tests)
 
 set(CPPLINT_ARGS --filter=-whitespace/tab,-whitespace/line_length,-legal/copyright,-readability/streams)
-add_custom_target(style python cpplint.py ${CPPLINT_ARGS} `find ./src/ -iname "*.h" -or -iname "*.cpp" `)
+add_custom_target(style python resources/3rdparty/cpplint/cpplint.py ${CPPLINT_ARGS} `find ./src/ -iname "*.h" -or -iname "*.cpp" `)
 
 include(StormCPackConfig.cmake)