Added two missing spaces.

Author: larshg

examples/protonect/CMakeLists.txt

@@ -24,7 +24,7 @@ IF(ENABLE_CXX11)
   CHECK_CXX_COMPILER_FLAG("-std=c++11" COMPILER_SUPPORTS_CXX11)
   CHECK_CXX_COMPILER_FLAG("-std=c++0x" COMPILER_SUPPORTS_CXX0X)
   IF(COMPILER_SUPPORTS_CXX11)
-  SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
+    SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
   ELSEIF(COMPILER_SUPPORTS_CXX0X)
     SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++0x")
   ELSE()