**Fix** - App crash when there is no permission to set ulimit -n - Save mock data group failed， if there is a JSON string in node properties
1.7.2
- Change DataManager group detail save button - Support args database - Fix error of config not found - Set file descriptors limit to 8192
1.7.1
- Fix checker list overfloat error - Remove useless code in notice center - Change getGroupDetail API - Update search API and add abs_parent_obj - Support search
- Support reporting all message in eventbus into reporter - Add channel flow.request
1.6.16
*Fix*
*checker crash*
1. AttributeError: 'CheckerEventHandler' object has no attribute 'publish' 2. AttributeError: 'CheckerEventHandler' object has no attribute 'listeners'