Add groups in all classes for doxygen. Upgrade doxygen to 0.8.1

cocos2dx/actions/CCAction.h

@@ -38,6 +38,11 @@ enum {
     kCCActionTagInvalid = -1,
 };
 
+/**
+ * @addtogroup actions
+ * @{
+ */
+
 /** 
 @brief Base class for CCAction objects.
  */
@@ -257,6 +262,9 @@ protected:
     float m_fBottomBoundary;
 };
 
+// end of actions group
+/// @}
+
 NS_CC_END
 
 #endif // __ACTIONS_CCACTION_H__

doxygen/Groups.h

@@ -0,0 +1,25 @@
+/**
+@defgroup actions           Actions
+@defgroup data_structures   Data Structures
+@defgroup base_nodes        Base Nodes
+@defgroup effects           Effects
+@defgroup cocosbuilder      CocosBuilder Support
+@defgroup global            Global
+@defgroup input             Human Machine Interation
+@defgroup data_storage      Data Storage
+@defgroup layer             Layer
+@defgroup scene             Scene
+@defgroup transition        Transition
+@defgroup GUI               GUI
+@defgroup label             Label
+@defgroup menu              Menu, MenuItem
+@defgroup control_extension Control Exntension
+@defgroup misc_nodes        Misc Nodes
+@defgroup particle_nodes    Particle System
+@defgroup platform          Platform Adaptor
+@defgroup script_support    Script Support
+@defgroup shaders           Shaders
+@defgroup sprite_nodes      Sprite Nodes        
+@defgroup textures          Textures
+@defgroup tilemap_parallax_nodes    TileMap, Parallax
+ */