编译报错：:app:transformClassesWithDe

PARSE ERROR:
unsupported class file version 52.0
...while parsing com/../Application.class
PARSE ERROR:
unsupported class file version 52.0
...while parsing cn/jarlen/photoedit/crop/CropImageType.class
2 errors; aborting
:app:transformClassesWithDexForDebug FAILED

更新jdk版本为1.8