SceneGraph: minor cleanup.

src/SceneGraph/Animable.h

@@ -28,7 +28,7 @@ namespace Magnum { namespace SceneGraph {
 /**
 @brief Animation state
 
-@see Animatable::setState()
+@see Animable::setState()
 */
 enum class AnimationState: std::uint8_t {
     /**

src/SceneGraph/Camera3D.hpp

@@ -22,8 +22,6 @@
 #include "AbstractCamera.hpp"
 #include "Camera3D.h"
 
-using namespace std;
-
 namespace Magnum { namespace SceneGraph {
 
 template<class T> Camera3D<T>* Camera3D<T>::setOrthographic(const Math::Vector2<T>& size, T near, T far) {

src/SceneGraph/magnumSceneGraphVisibility.h

@@ -21,10 +21,10 @@
     #else
         #define MAGNUM_SCENEGRAPH_EXPORT __declspec(dllimport)
     #endif
-    #define SCENEGRAPH_LOCAL
+    #define MAGNUM_SCENEGRAPH_LOCAL
 #else
     #define MAGNUM_SCENEGRAPH_EXPORT __attribute__ ((visibility ("default")))
-    #define SCENEGRAPH_LOCAL __attribute__ ((visibility ("hidden")))
+    #define MAGNUM_SCENEGRAPH_LOCAL __attribute__ ((visibility ("hidden")))
 #endif
 
 #endif