之前在cocos-x中都用得好好的，现在放在creator中用就报错。好多地方。
这次这个连拖都拖不进去了，比如报这个错误:
Error: Invalid timeline type for a bone: flipX (daiji_you shou)
at SkeletonJson.readAnimation (C:\CocosCreator\resources\engine\extensions\spine\lib\spine.js:4355:14)
at SkeletonJson.readSkeletonData (C:\CocosCreator\resources\engine\extensions\spine\lib\spine.js:4157:11)
at sp_SkeletonData.cc.Class.getRuntimeData (C:\CocosCreator\resources\engine\extensions\spine\SkeletonData.js:217:42)
at sp_Skeleton._createSgNode (C:\CocosCreator\resources\engine\extensions\spine\Skeleton.js:428:46)
at sp_Skeleton._refresh (C:\CocosCreator\resources\engine\extensions\spine\Skeleton.js:1048:42)
at sp_Skeleton.notify (C:\CocosCreator\resources\engine\extensions\spine\Skeleton.js:144:22)
at sp_Skeleton.val.set [as skeletonData] (C:\CocosCreator\resources\engine\cocos2d\core\platform\preprocess-class.js:64:20)
at sp_SkeletonData.cc.Class.createNode (C:\CocosCreator\resources\engine\extensions\spine\SkeletonData.js:164:31)
at C:\CocosCreator\resources\app.asar\editor\page\scene-utils\utils.js:1:1051
at CCLoader. (C:\CocosCreator\resources\engine\cocos2d\core\platform\CCAssetLibrary.js:110:17)
