Fix format

Author: ernestmc

CMakeLists.txt

@@ -198,7 +198,7 @@ message( STATUS "BTCPP_LIB_DESTINATION:   ${BTCPP_LIB_DESTINATION} " )
 message( STATUS "BTCPP_INCLUDE_DESTINATION: ${BTCPP_INCLUDE_DESTINATION} " )
 message( STATUS "BTCPP_UNIT_TESTS:   ${BTCPP_UNIT_TESTS} " )
 
-if (BTCPP_UNIT_TESTS OR BTCPP_EXAMPLES) 
+if (BTCPP_UNIT_TESTS OR BTCPP_EXAMPLES)
 add_subdirectory(sample_nodes)
 endif()