Merge pull request cocos2d#828 from folecr/rendertexture-defaults

fixed cocos2d#161: Modify CCRenderTexture::end() default behaviour

Author: minggo

cocos2dx/include/CCRenderTexture.h

@@ -80,7 +80,7 @@ class CC_DLL CCRenderTexture : public CCNode
 
 	/** ends grabbing*/
 	// para bIsTOCacheTexture       the parameter is only used for android to cache the texture
-	void end(bool bIsTOCacheTexture = true);
+	void end(bool bIsTOCacheTexture = false);
 
     /** clears the texture with a color */
     void clear(float r, float g, float b, float a);
@@ -121,4 +121,4 @@ class CC_DLL CCRenderTexture : public CCNode
 
 } // namespace cocos2d
 
-#endif //__CCRENDER_TEXTURE_H__
+#endif //__CCRENDER_TEXTURE_H__