Merge "Change default fbo cache size to 0" into lmp-dev

#define DEFAULT_PATCH_CACHE_SIZE 128 // in kB

#define DEFAULT_GRADIENT_CACHE_SIZE 0.5f

#define DEFAULT_DROP_SHADOW_CACHE_SIZE 2.0f

#define DEFAULT_FBO_CACHE_SIZE 16

#define DEFAULT_FBO_CACHE_SIZE 0

#define DEFAULT_TEXTURE_CACHE_FLUSH_RATE 0.6f