2.0.1-release

Download:
https://dolphinscheduler.apache.org/en-us/download/download.html

Bug fix

[#7039] fix that the hive data source connection failed when using Kerberos
[#7338] repairing standalone service startup failed
[#7215] fix the problem that the alarm group display cannot be displayed
[#7152] fix the problem of abnormal file upload
[#7083] fix the problem that the switch task failed to run
[#7070] fix the failure of workflow timeout policy
[#6809] fix the problem that the SQL task cannot send mail
[#7004] fix master still work when it lose zookeeper connection

Improvements

[#6772] optimized the operation of some APIs
[#7166] speed up the loading of workflow instance pages
[#6934] optimize the display information of the workflow relationship page