[CMake] HPP-FCL required version is now 0.5.1

CMakeLists.txt

@@ -79,7 +79,7 @@ ENDMACRO(TAG_LIBRARY_VERSION)
 ADD_REQUIRED_DEPENDENCY("eigen3 >= 3.0.5")
 ADD_OPTIONAL_DEPENDENCY("metapod >= 1.0.7")
 ADD_OPTIONAL_DEPENDENCY("urdfdom >= 0.2.0")
-ADD_OPTIONAL_DEPENDENCY("hpp-fcl >= 0.4.2")
+ADD_OPTIONAL_DEPENDENCY("hpp-fcl >= 0.5.1")
 
 # Spetcial care of Eigen3 greater than 3.2.10
 IF(EIGEN3_FOUND)