Attribute: 将 type: 'uuid' 特化成只有 script asset 才能用 (fireball-x/dev#317)
Attribute: 将 type: 'uuid' 特化成只有 script asset 才能用 (fireball-x/dev#317)

knoxHuang/core,fireball-x/core,cocos-creator/core,cocos-creator/core,knoxHuang/core,fireball-x/core